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NLP Centre, Faculty of Informatics, Masaryk University 16

ape210k__00696165

(3/4)*A=(2/5)*B (A, B is not 0), then A is how much of B

(3/4)*A=(2/5)*B(A，B不为0)，那么A是B的多少

<gadget id="calculator">8 / 15</gadget> <output>8/15 = around 0.533333</output> <result>8/15 = around 0.533333</result>

8/15

x=(8/15)

ape210k__00350916

Xiaoli goes to the post office to send things, and the postage is 1.6 yuan and 12.2 yuan respectively. Xiaohong gave her aunt 15 yuan, how much should she get back?

小丽去邮局寄东西，邮费分别是1.6元和12.2元．小红给阿姨15元，应该找回多少元．

<gadget id="calculator">1.6 + 12.2</gadget> <output>13.8</output> <gadget id="calculator">15 - 13.8</gadget> <output>1.2</output> <result>1.2</result>

1.2

x=15-(1.6+12.2)

ape210k__00518066

In an isosceles triangle, the ratio of an obtuse angle to an acute angle is 6:2. What is the acute angle?

一等腰三角形中钝角与一个锐角度数比为6：2，这个锐角是多少．

<gadget id="calculator">6 + 2 + 2</gadget> <output>10</output> <gadget id="calculator">2 / 10</gadget> <output>1/5 = around 0.2</output> <gadget id="calculator">180 * (1/5)</gadget> <output>36</output> <result>36</result>

36

x=180*(2/(6+2+2))

ape210k__01037329

Warehouse A has 25 tons of rice, and Warehouse B has 19 tons of rice. A car can transport up to 2.2 tons at a time. How many times can it be finished?

甲仓库有大米25吨，乙仓库有大米19吨，一辆汽车一次最多能运货2.2吨，几次能运完？

<gadget id="calculator">25 + 19</gadget> <output>44</output> <gadget id="calculator">44 / 2.2</gadget> <output>20</output> <result>20</result>

20

x=(25+19)/2.2

ape210k__00165644

There are two barrels of oil. The oil in barrel A originally weighed 10 kilograms. After pouring out 1.2 kilograms, it is 2.8 kilograms less than twice the oil in barrel B. How much does the oil in barrel B weigh in kilograms?

有两桶油，甲桶油原来重10千克，倒出1.2千克后，比乙桶油的2倍少2.8千克，乙捅油重多少千克？

<gadget id="calculator">10 - 1.2</gadget> <output>8.8</output> <gadget id="calculator">8.8 + 2.8</gadget> <output>11.6</output> <gadget id="calculator">11.6 / 2</gadget> <output>5.8</output> <result>5.8</result>

5.8

x=((10-1.2)+2.8)/2

ape210k__00065169

What is the surface area of a cube with a side length of 4 cm?

一个正方体纸盒，棱长4厘米，它的表面积是多少平方厘米．

<gadget id="calculator">4 * 4 * 6</gadget> <output>96</output> <result>96</result>

96

x=4*4*6

ape210k__00163971

It takes 6 minutes to saw a piece of wood into 4 sections, how many minutes will it take to saw it into 9 sections?

一根木料锯成4段要6分钟，如果要锯成9段，需要多少分钟．

<gadget id="calculator">4 - 1</gadget> <output>3</output> <gadget id="calculator">6 / 3</gadget> <output>2</output> <gadget id="calculator">9 - 1</gadget> <output>8</output> <gadget id="calculator">2 * 8</gadget> <output>16</output> <result>16</result>

16

x=6/(4-1)*(9-1)

ape210k__00411954

A cone whose height is 18 cm has the same volume as a cube whose side length is 6 cm. What is the area of the base of the cone in square centimeters?

一个圆锥体的高是18厘米，它与一个棱长是6厘米的正方体的体积相等，这个圆锥体的底面积是多少平方厘米．

<gadget id="calculator">3 / 18</gadget> <output>1/6 = around 0.166667</output> <gadget id="calculator">6 * 6 * 6 * (1/6)</gadget> <output>36</output> <result>36</result>

36

x=6*6*6*3/18

ape210k__00150919

The kindergarten teacher sent 55 apples, 114 biscuits, and 83 chocolates to the children in the class. After distributing them equally, there were 3 apples, 10 biscuits, and 5 chocolates left. How many children are there at most in this class?

幼儿园的老师给班里的小朋友送来55个苹果，114块饼干，83块巧克力，同样都平均分发完毕后，还剩3个苹果，10块饼干，5块巧克力．这个班最多有多少位小朋友．

<gadget id="calculator">2 * 13</gadget> <output>26</output> <result>26</result>

26

x=2*13

ape210k__00075890

A car travels 45 kilometers per hour and a motorcycle travels 60 kilometers per hour. They drive from places A and B at the same time and drive toward each other. They meet after 4 hours. After meeting, the two cars continue to move forward. How many hours will it take for the motorcycle to reach place A? (Solution of column equation)

汽车每小时行45千米，摩托车每小时行60千米．它们分别从甲、乙两地同时开出相向而行，4小时后相遇，相遇后两车继续前行，问摩托车到达甲地还需行多少小时？(列方程解)

<gadget id="calculator">45 * 4</gadget> <output>180</output> <gadget id="calculator">180 / 60</gadget> <output>3</output> <result>3</result>

3

x=(45*4)/60

ape210k__00334605

There were originally 311 people on a train, but 91 people got off at Station 1, and 70 people got on. How many people are on the train now?

一列火车上原来有311人，到1号站时下去91人，上了70人，现在火车上有多少人？

<gadget id="calculator">311 - 91</gadget> <output>220</output> <gadget id="calculator">220 + 70</gadget> <output>290</output> <result>290</result>

290

x=311-91+70

ape210k__00630158

The school cafeteria transports 120 kilograms of beans, and the eggplants are beans (3/4), how many kilograms of eggplants are imported?

学校食堂运进豆角120千克，茄子是豆角的(3/4)，运进的茄子是多少千克？

<gadget id="calculator">3 / 4</gadget> <output>3/4 = around 0.75</output> <gadget id="calculator">120 * (3/4)</gadget> <output>90</output> <result>90</result>

90

x=120*(3/4)

ape210k__00088599

For a commodity, the purchase price of store A is 5% cheaper than that of store B. Store A sells at a profit of 10%, and store B sells at a profit of 8%. The price of store A is 1.05 yuan cheaper than that of store B. How much is the selling price of store A?

一种商品，甲店的进货价比乙店便宜5%．甲店按10%的利润销售，乙店按8%的利润销售，甲店的定价比乙店便宜1.05元．甲店的售价是多少元？

<gadget id="calculator">8 / 100</gadget> <output>2/25 = around 0.08</output> <gadget id="calculator">5 / 100</gadget> <output>1/20 = around 0.05</output> <gadget id="calculator">10 / 100</gadget> <output>1/10 = around 0.1</output> <gadget id="calculator">(1/10) * (1/20)</gadget> <output>1/200 = around 0.005</output> <gadget id="calculator">(1/200) - 1 - (1/10)</gadget> <output>-219/200 = around -1.095</output> <gadget id="calculator">1 + (2/25) + (1/20) + (-219/200)</gadget> <output>7/200 = around 0.035</output> <gadget id="calculator">1.05 / (7/200)</gadget> <output>30</output> <gadget id="calculator">1 - (1/20)</gadget> <output>19/20 = around 0.95</output> <gadget id="calculator">1 + (1/10)</gadget> <output>11/10 = around 1.1</output> <gadget id="calculator">30 * (19/20) * (11/10)</gadget> <output>627/20 = around 31.35</output> <result>627/20 = around 31.35</result>

627/20

x=(1.05)/(1+8%+5%+10%*5%-1-10%)*(1-5%)*(1+10%)

ape210k__00435142

0.036 After removing the decimal point, how many times does this number expand to the original.

0.036去掉小数点后，这个数扩大到原来的多少倍．

<gadget id="calculator">36 / 0.036</gadget> <output>1_000</output> <result>1_000</result>

1_000

x=36/0.036

ape210k__00584812

A runway is 50 meters long. Wang Hua ran back and forth 5 times on this runway. How many meters did he run in total?

一条跑道长50米，王华在这条跑道上跑了5个来回，一共跑了多少米．

<gadget id="calculator">50 * 2 * 5</gadget> <output>500</output> <result>500</result>

500

x=50*2*5

ape210k__00533233

Subtract 9 from 54, and get 0 after how many consecutive subtractions.

从54里面减9，连续减多少次后得0．

<gadget id="calculator">54 / 9</gadget> <output>6</output> <result>6</result>

6

x=54/9

ape210k__00983775

The toy factory plans to produce 80 toys in May, 25% were produced in the first ten days, and 30% in the middle ten days. How many toys were produced in the first ten days and the middle ten days?

玩具厂计划五月份生产80件玩具，上旬生产了25%，中旬生产了30%，上旬和中旬一共生产了多少件玩具？

<gadget id="calculator">25 / 100</gadget> <output>1/4 = around 0.25</output> <gadget id="calculator">30 / 100</gadget> <output>3/10 = around 0.3</output> <gadget id="calculator">(1/4) + (3/10)</gadget> <output>11/20 = around 0.55</output> <gadget id="calculator">80 * (11/20)</gadget> <output>44</output> <result>44</result>

44

x=80*(25%+30%)

ape210k__00236760

There is a batch of saplings, 9 saplings, 7 saplings, 10 saplings, 8 saplings, 12 saplings, 10 saplings. The number of saplings in this batch is between 150 and 200. How many saplings are there in total?

有一批树苗，9棵一捆多7棵，10棵一捆多8棵，12棵一捆多10棵，这批树苗数量在150～200棵之间，求共有多少棵树苗？

<result>178</result>

178

x=178

ape210k__00098701

There are four poker cards, two 5's and two 6's, and they are buckled on the table. Each time you draw 2 cards, the sum is the most likely.

有四张扑克牌，两张5，两张6，反扣在桌面上，每次摸2张，和是多少的可能性最大．

<result>11</result>

11

x=11

ape210k__01097509

Knowing that a positive integer has a remainder of 9 when divided by 10, 8 when divided by 9, and 7 when divided by 8, find the smallest positive integer that meets the conditions, and write a brief reasoning process.

已知一个正整数被10余9，被9除余8，被8除余7，求适合条件的最小正整数，写出简要的推理过程．

<gadget id="calculator">2 * 2 * 2 * 3 * 3 * 5</gadget> <output>360</output> <gadget id="calculator">360 - 1</gadget> <output>359</output> <result>359</result>

359

x=(2*2*2*3*3*5)-1

ape210k__00578285

A circle has an inner radius of 2 cm and an outer radius of 3 cm. What is the area of the circle?

一个圆环，内半径是2厘米，外半径是3厘米，这个圆环的面积是多少．

<gadget id="calculator">3 ** 2</gadget> <output>9</output> <gadget id="calculator">3.14 * 9</gadget> <output>28.26</output> <gadget id="calculator">2 ** 2</gadget> <output>4</output> <gadget id="calculator">3.14 * 4</gadget> <output>12.56</output> <gadget id="calculator">28.26 - 12.56</gadget> <output>15.7</output> <result>15.7</result>

15.7

x=3.14*3**2-3.14*2**2

ape210k__00595770

A piece of plasticine is first kneaded into a cube with a side length of 6 cm, and then kneaded into a plasticine with a length of 8 cm and a width of 3 cm. How many centimeters is the height at this time?

一块橡皮泥，先捏成一个棱长6厘米的正方体，后来，又改捏成一个长8厘米，宽3厘米的橡皮泥，这时高是多少厘米？

<gadget id="calculator">8 * 3</gadget> <output>24</output> <gadget id="calculator">6 / 24</gadget> <output>1/4 = around 0.25</output> <gadget id="calculator">6 * 6 * (1/4)</gadget> <output>9</output> <result>9</result>

9

x=6*6*6/(8*3)

ape210k__00319527

A section of the road has been built for 36 kilometers, which is 9 kilometers longer than 60% of the total length. How many kilometers is the total length of this road?

一段路已经修了36千米，比全长的60%多9千米，这段路全长多少千米？

<gadget id="calculator">36 - 9</gadget> <output>27</output> <gadget id="calculator">60 / 100</gadget> <output>3/5 = around 0.6</output> <gadget id="calculator">27 / (3/5)</gadget> <output>45</output> <result>45</result>

45

x=(36-9)/60%

ape210k__01123693

368 students from the school went to the cinema to watch a movie. After all seats are taken, there are 4 rows of empty seats. It is known that each row of cinema seats has 32 seats. How many people can this cinema seat in total?

学校368名同学去影院看电影．全部入座后有4排空座位，已知电影院座椅每排有32个座位，这个影院一共可以坐多少人？

<gadget id="calculator">32 * 4</gadget> <output>128</output> <gadget id="calculator">368 + 128</gadget> <output>496</output> <result>496</result>

496

x=368+32*4

ape210k__00416745

The area of a rectangle is (5/8) square meters, the length is (3/4) meters, how many meters is the width?

一个长方形的面积是(5/8)平方米，长(3/4)米，宽多少米？

<gadget id="calculator">5 / 8</gadget> <output>5/8 = around 0.625</output> <gadget id="calculator">3 / 4</gadget> <output>3/4 = around 0.75</output> <gadget id="calculator">(5/8) / (3/4)</gadget> <output>5/6 = around 0.833333</output> <result>5/6 = around 0.833333</result>

5/6

x=(5/8)/(3/4)

ape210k__00521277

The sum of the sides of a cuboid is 72 cm, and the ratio of length, width, and height is 3:2:4. Find the volume of this cuboid.

一个长方体的棱长之和是72厘米，长、宽、高的比是3：2：4，求这个长方体的体积．

<gadget id="calculator">3 + 2 + 4</gadget> <output>9</output> <gadget id="calculator">72 / 4 / 9</gadget> <output>2</output> <gadget id="calculator">2 * 3 * 2 * 2 * 2 * 2 * 2</gadget> <output>192</output> <result>192</result>

192

x=72/4/(3+2+4)*3*72/4/(3+2+4)*2*72/4/(3+2+4)*72/4/(3+2+4)*2

ape210k__00604390

cuboid block of wood is 10 cm long, 8 cm wide, and 4 cm high. If it is cut into a cylinder, what is the maximum volume of the cut cylinder?

一个长方体木块，长10厘米宽8厘米高4厘米，把它削成一个圆柱，求削成圆柱体积最大是多少？

<gadget id="calculator">8 / 2</gadget> <output>4</output> <gadget id="calculator">4 ** 2</gadget> <output>16</output> <gadget id="calculator">3.14 * 16 * 4</gadget> <output>200.96</output> <result>200.96</result>

200.96

x=3.14*(8/2)**2*4

ape210k__00281563

After cutting a circular piece of paper, assemble it into an approximate rectangle whose width is equal to the radius and the area remains constant. The perimeter of this rectangle is 24.84 cm. What is the area of the circular piece of paper before cutting.

把一个圆形纸片剪开后，拼成一个宽等于半径，面积不变的近似长方形，这个长方形的周长是24.84厘米，剪开前的圆纸片的面积是多少．

<gadget id="calculator">1 + 3.14</gadget> <output>4.14</output> <gadget id="calculator">24.84 / 2 / 4.14</gadget> <output>3</output> <gadget id="calculator">3 ** 2</gadget> <output>9</output> <gadget id="calculator">3.14 * 9</gadget> <output>28.26</output> <result>28.26</result>

28.26

x=3.14*(24.84/2/(1+3.14))**2

ape210k__00257902

Xiaoming and Xiaohong set off from Huangyan and Luqiao by bicycle at the same time. They met on the way in 40 minutes. Xiaoming took 70 minutes to complete the journey. Xiaohong rode 180 meters per minute.

小明和小红同时骑自行车从黄岩和路桥两站相对出发，40分钟在途中相遇，小明行完全程用70分钟，小红每分钟骑180米，黄岩与路桥两站相距多少千米．

<gadget id="calculator">70 - 40</gadget> <output>30</output> <gadget id="calculator">40 / 30</gadget> <output>4/3 = around 1.333333</output> <gadget id="calculator">180 * (4/3)</gadget> <output>240</output> <gadget id="calculator">240 + 180</gadget> <output>420</output> <gadget id="calculator">40 / 1_000</gadget> <output>1/25 = around 0.04</output> <gadget id="calculator">420 * (1/25)</gadget> <output>84/5 = around 16.8</output> <result>84/5 = around 16.8</result>

84/5

x=(180*40/(70-40)+180)*40/1000

ape210k__00888901

The sum of the sides of a cube without a lid is 60 cm, what is its surface area?

一个无盖正方体容器的棱长之和是60厘米，它的表面积是多少．

<gadget id="calculator">60 / 12</gadget> <output>5</output> <gadget id="calculator">5 * 5 * 5</gadget> <output>125</output> <result>125</result>

125

x=(60/12)*(60/12)*(60/12)

ape210k__00202287

Master Li plans to make a batch of parts. If he makes 10 more parts per hour, he can complete the task 1 hour earlier; if he makes 20 more parts per hour, he can complete the task 1 hour earlier. Ask Master Li how many parts he plans to make?

李师傅计划做一批零件，如果他每小时多做10个，可提前1小时完成任务；如果他每小时再多做20个，则又可提前1小时完成任务．问李师傅计划做多少个零件？

<gadget id="calculator">2 / 30</gadget> <output>1/15 = around 0.066667</output> <gadget id="calculator">(1/15) * 30</gadget> <output>2</output> <gadget id="calculator">10 / 10</gadget> <output>1</output> <gadget id="calculator">2 - 1</gadget> <output>1</output> <gadget id="calculator">1 / 10</gadget> <output>1/10 = around 0.1</output> <gadget id="calculator">(1/10) - (1/15)</gadget> <output>1/30 = around 0.033333</output> <gadget id="calculator">1 / (1/30)</gadget> <output>30</output> <gadget id="calculator">30 + 10</gadget> <output>40</output> <gadget id="calculator">40 / 10</gadget> <output>4</output> <gadget id="calculator">30 * 4</gadget> <output>120</output> <result>120</result>

120

x=(2/30*30-10/10)/(1/10-2/30)*((2/30*30-10/10)/(1/10-2/30)+10)/10

ape210k__00843293

If A and B work together to complete a job in 10 days, B and C work together in 12 days, and A and C work together in 15 days, how much does it cost for C to do the job alone? days done?

一项工作，甲、乙两人合做10天完成，乙、丙两人合做12天完成，甲、丙两人合做15天完成，那么由丙一个人来做这项工作，要多少天完成？

<gadget id="calculator">1 / 10</gadget> <output>1/10 = around 0.1</output> <gadget id="calculator">1 / 12</gadget> <output>1/12 = around 0.083333</output> <gadget id="calculator">1 / 15</gadget> <output>1/15 = around 0.066667</output> <gadget id="calculator">(1/10) + (1/12) + (1/15)</gadget> <output>1/4 = around 0.25</output> <gadget id="calculator">(1/4) / 2</gadget> <output>1/8 = around 0.125</output> <gadget id="calculator">(1/8) - (1/10)</gadget> <output>1/40 = around 0.025</output> <gadget id="calculator">1 / (1/40)</gadget> <output>40</output> <result>40</result>

40

x=1/(((1/10)+(1/12)+(1/15))/2-(1/10))

ape210k__00594069

conical sand pile has a base circumference of 25.12 meters and a height of 3 meters. What is the volume of this pile of sand in cubic meters?

一个圆锥形沙堆，底面周长是25.12米，高是3米．这堆沙的体积是多少立方米？

<gadget id="calculator">1 / 3</gadget> <output>1/3 = around 0.333333</output> <gadget id="calculator">25.12 / 3.14 / 2</gadget> <output>4</output> <gadget id="calculator">4 ** 2</gadget> <output>16</output> <gadget id="calculator">(1/3) * 3.14 * 16 * 3</gadget> <output>50.24</output> <result>50.24</result>

50.24

x=(1/3)*3.14*(25.12/3.14/2)**2*3

ape210k__01216949

Lay a 2-meter-wide lawn around a circular flower bed with a diameter of 6 meters. How big is the lawn?

在直径为6米的圆形花坛周围铺设2米宽的草坪，这块草坪面积有多大？

<gadget id="calculator">6 / 2</gadget> <output>3</output> <gadget id="calculator">3 + 2</gadget> <output>5</output> <gadget id="calculator">5 ** 2</gadget> <output>25</output> <gadget id="calculator">3 ** 2</gadget> <output>9</output> <gadget id="calculator">25 - 9</gadget> <output>16</output> <gadget id="calculator">3.14 * 16</gadget> <output>50.24</output> <result>50.24</result>

50.24

x=3.14*(((6/2)+2)**2-(6/2)**2)

ape210k__00287935

What is the sum of the difference between 0.9 and 0.2 plus the quotient of 1 divided by 1.25?

0.9与0.2的差加上1除1.25的商，和是多少？

<gadget id="calculator">0.9 - 0.2</gadget> <output>0.7</output> <gadget id="calculator">1.25 / 1</gadget> <output>1.25</output> <gadget id="calculator">0.7 + 1.25</gadget> <output>1.95</output> <result>1.95</result>

1.95

x=(0.9-0.2)+1.25/1

ape210k__00955169

In the 2011 student health and fitness test, 64 students in the sixth grade were excellent, 176 were qualified, and 10 were unqualified. What is the passing rate of the six-year physical fitness test?

2011年学生健康体质测试，六年级有64人优秀、176人合格、还有10人不合格，六年体质健康测试的合格率为多少．

<gadget id="calculator">64 + 176</gadget> <output>240</output> <gadget id="calculator">64 + 176 + 10</gadget> <output>250</output> <gadget id="calculator">240 / 250</gadget> <output>24/25 = around 0.96</output> <gadget id="calculator">100 / 100</gadget> <output>1</output> <gadget id="calculator">(24/25) * 1</gadget> <output>24/25 = around 0.96</output> <result>24/25 = around 0.96</result>

24/25

x=((64+176)/(64+176+10))*100%

ape210k__01028889

6: 2=21: how much.

6：2=21：多少．

<gadget id="calculator">21 / 6</gadget> <output>7/2 = around 3.5</output> <gadget id="calculator">2 * (7/2)</gadget> <output>7</output> <result>7</result>

7

x=2*21/6

ape210k__00399191

If the length of a rectangle is reduced by 6 meters and the width is reduced by 1 meter, it becomes a square, and the area is reduced by 90 square meters from the original. What is the area of the original rectangle in square meters?

一个长方形，长减少6米，宽减少1米，就变成了一个正方形，面积比原来减少了90平方米，那么原来长方形的面积是多少平方米．

<gadget id="calculator">90 - 6</gadget> <output>84</output> <gadget id="calculator">6 + 1</gadget> <output>7</output> <gadget id="calculator">84 / 7</gadget> <output>12</output> <gadget id="calculator">12 + 6</gadget> <output>18</output> <gadget id="calculator">12 + 1</gadget> <output>13</output> <gadget id="calculator">18 * 13</gadget> <output>234</output> <result>234</result>

234

x=((90-6)/(6+1)+6)*((90-6)/(6+1)+1)

ape210k__00290926

The charge standard for electricity consumption in a certain district is as follows: for the part of each household’s electricity consumption not exceeding 10 kwh per month, the charge is 0.45 yuan per kwh; The part of 20 degrees is charged at 1.50 yuan per degree. In a certain month, user A pays 7.10 yuan more than user B, and user B pays 3.75 yuan more than user C. How much is the electricity bill paid by users A, B, and C? (Electricity is charged in whole degrees)

某区对用电的收费标准规定如下：每月每户用电不超过十度的部分，按每度0.45元收费；超过10度而不超过20度的部分，按每度0.80元收费；超过20度的部分，按每度1.50元收费．某月甲用户比乙用户多交电费7.10元，乙用户比丙用户多交3.75元，那么甲、乙、丙三用户共交电费多少元？(用电都按整度数收费)

<gadget id="calculator">10 * 0.45</gadget> <output>4.5</output> <gadget id="calculator">10 * 0.8</gadget> <output>8</output> <gadget id="calculator">1 * 1.5</gadget> <output>1.5</output> <gadget id="calculator">4.5 + 8 + 1.5</gadget> <output>14</output> <gadget id="calculator">3 * 0.8</gadget> <output>2.4</output> <gadget id="calculator">4.5 + 2.4</gadget> <output>6.9</output> <gadget id="calculator">10 - 3</gadget> <output>7</output> <gadget id="calculator">7 * 0.45</gadget> <output>3.15</output> <gadget id="calculator">14 + 6.9 + 3.15</gadget> <output>24.05</output> <result>24.05</result>

24.05

x=(10*0.45+10*0.80+1*1.50)+(10*0.45+3*0.80)+((10-3)*0.45)

ape210k__00466279

The shopping mall launched a promotional activity, a pair of pants is 180 yuan, buy 3 and get one free. Buying 4 pairs of pants at a time, how much is each pair cheaper than the original price?

商场开展促销活动，一条裤子180元，买3条赠一条．一次买4条裤子，每条比原价便宜了多少钱？

<gadget id="calculator">3 + 1</gadget> <output>4</output> <gadget id="calculator">3 / 4</gadget> <output>3/4 = around 0.75</output> <gadget id="calculator">180 * (3/4)</gadget> <output>135</output> <gadget id="calculator">180 - 135</gadget> <output>45</output> <result>45</result>

45

x=180-180*3/(3+1)

ape210k__00422967

A factory produces a batch of chemical fertilizers. It is planned to produce 12.4 tons per day, which takes 21 days to complete, but it actually only took 15 days. How many tons of fertilizers are actually produced per day?

某工厂生产一批化肥，计划每天生产12.4吨，21天完成，但实际只用了15天．实际每天生产化肥多少吨？

<gadget id="calculator">21 / 15</gadget> <output>7/5 = around 1.4</output> <gadget id="calculator">12.4 * (7/5)</gadget> <output>17.36</output> <result>17.36</result>

17.36

x=12.4*21/15

ape210k__01142145

There are 11 liters of pure alcohol in container A and 15 liters of water in container B. For the first time, part of the pure alcohol in container A is poured into container B to mix the alcohol and water. For the second time, part of the mixture in container B is poured into container A. In this way, the content of pure alcohol in container A is 62.5%, and the content of pure alcohol in container B is 25%. Then how many liters of water need to be poured into container B to make the content of pure alcohol in container B be 10%.

甲容器中有纯酒精11升，乙容器中有水15升，第一次将甲容器中一部分纯酒精倒入乙容器，使酒精与水混合．第二次将乙容器中一部分混合液倒入甲容器．这样，甲容器中纯酒精的含量为62.5%，乙容器中纯酒精的含量为25%．那么需要往乙容器中倒入多少升的水才能使乙容器中纯酒精的含量为10%．

<gadget id="calculator">25 / 100</gadget> <output>1/4 = around 0.25</output> <gadget id="calculator">1 - (1/4)</gadget> <output>3/4 = around 0.75</output> <gadget id="calculator">15 / (3/4)</gadget> <output>20</output> <gadget id="calculator">100 / 100</gadget> <output>1</output> <gadget id="calculator">62.5 / 100</gadget> <output>0.625</output> <gadget id="calculator">1 - 0.625</gadget> <output>0.375</output> <gadget id="calculator">20 - 15</gadget> <output>5</output> <gadget id="calculator">11 - 5</gadget> <output>6</output> <gadget id="calculator">0.625 - (1/4)</gadget> <output>0.375</output> <gadget id="calculator">6 / 0.375</gadget> <output>16</output> <gadget id="calculator">0.375 * 16</gadget> <output>6</output> <gadget id="calculator">20 - 6</gadget> <output>14</output> <gadget id="calculator">14 * (1/4)</gadget> <output>7/2 = around 3.5</output> <gadget id="calculator">10 / 100</gadget> <output>1/10 = around 0.1</output> <gadget id="calculator">14 * (1/10)</gadget> <output>7/5 = around 1.4</output> <gadget id="calculator">(7/2) - (7/5)</gadget> <output>21/10 = around 2.1</output> <gadget id="calculator">(21/10) / (1/10)</gadget> <output>21</output> <result>21</result>

21

x=((15/(1-25%)-(100%-62.5%)*(11-(15/(1-25%)-15))/(62.5%-25%))*25%-(15/(1-25%)-(100%-62.5%)*(11-(15/(1-25%)-15))/(62.5%-25%))*10%)/(10%)

ape210k__00748663

When simplifying a fraction, 2 was used twice, 3 was used once, and 5 was used once. Get (1/2). What was the original score?

化简一个分数时，用2约了两次，用3约了一次，用5约了一次．得(1/2)．原来的分数是多少？

<gadget id="calculator">1 / 2</gadget> <output>1/2 = around 0.5</output> <result>1/2 = around 0.5</result>

1/2

x=(1/2)

ape210k__00049272

(1/6) of an iron wire is greater than (1/6) meter, then the ratio of the length of this iron wire to 1 meter is greater than how many meters

一根铁丝的(1/6)大于(1/6)米，那么这根铁丝的长度和1米比，大于多少米

<gadget id="calculator">1 / 6</gadget> <output>1/6 = around 0.166667</output> <gadget id="calculator">(1/6) / (1/6)</gadget> <output>1</output> <result>1</result>

1

x=(1/6)/(1/6)

ape210k__00968327

A pair of trousers is 96 yuan, and the price of a coat is 6 yuan less than three times the price of trousers. How much is a coat? (Column comprehensive formula solution)

一条裤子96元，一件大衣的价格比裤子的3倍少6元，一件大衣多少钱？(列综合算式解答)

<gadget id="calculator">96 * 3</gadget> <output>288</output> <gadget id="calculator">288 - 6</gadget> <output>282</output> <result>282</result>

282

x=96*3-6

ape210k__00191563

The water lily in a pond doubles every day, and on the fifth day it has covered the entire pond, and on the second day it has grown to the size of the pond.

一个池塘里的睡莲，每天增长一倍，到第5天已长满了整个池塘，第二天长到这个池塘的多少．

<gadget id="calculator">1 / 2</gadget> <output>1/2 = around 0.5</output> <gadget id="calculator">1 * (1/2) * 1 * (1/2) * 1 * (1/2)</gadget> <output>1/8 = around 0.125</output> <result>1/8 = around 0.125</result>

1/8

x=1*(1/2)*1*(1/2)*1*(1/2)

ape210k__00564424

Lele's age is 12 years old, he is younger than his father (11/15), how old is Lele's father?

乐乐的年龄是12岁，他比爸爸的年龄少(11/15)，乐乐爸爸的年龄多大？

<gadget id="calculator">11 / 15</gadget> <output>11/15 = around 0.733333</output> <gadget id="calculator">1 - (11/15)</gadget> <output>4/15 = around 0.266667</output> <gadget id="calculator">12 / (4/15)</gadget> <output>45</output> <result>45</result>

45

x=12/(1-(11/15))

ape210k__00064963

Two trains A and B depart from Ningbo and Shanghai at the same time. Train A travels 60 kilometers per hour, and train B travels 55 kilometers per hour. After 4 hours of meeting, how many kilometers is the total length from Ningbo to Shanghai?

甲、乙两辆列车同时从宁波、上海相对开出，甲车每小时行60千米，乙车每小时行55千米，经过4小时相遇，宁波至上海全长多少千米？

<gadget id="calculator">60 + 55</gadget> <output>115</output> <gadget id="calculator">115 * 4</gadget> <output>460</output> <result>460</result>

460

x=(60+55)*4

ape210k__01193705

A potato is placed in a cylindrical container with a diameter of 2 decimeters and a height of 30 centimeters above the water surface. The water level rises by 1 centimeter. What is the volume of the potato in cubic centimeters?

把一个土豆放入直径是2分米，水面高是30厘米的圆柱形容器里，水面升高了1厘米，土豆的体积是多少立方厘米？

<gadget id="calculator">2 * 10</gadget> <output>20</output> <gadget id="calculator">20 / 2</gadget> <output>10</output> <gadget id="calculator">10 ** 2</gadget> <output>100</output> <gadget id="calculator">3.14 * 100 * 1</gadget> <output>314</output> <result>314</result>

314

x=3.14*((2*10)/2)**2*1

ape210k__00718061

Hope Primary School will start summer vacation on July 15th and start school on August 23rd. How many days are there in this summer vacation?

希望小学7月15日起放暑假，8月23日开学，这个暑假一共多少天．

<gadget id="calculator">31 - 15</gadget> <output>16</output> <gadget id="calculator">16 + 1 + 22</gadget> <output>39</output> <result>39</result>

39

x=31-15+1+22

ape210k__01100345

There is a rectangular vegetable field, its width is 28 meters, and its length is 13 times its width. A fence is built around this vegetable field. How long is the fence?

有一块长方形的菜地，它的宽是28米，长是宽的13倍，在这块菜地的四周围上篱笆，篱笆长多少米？

<gadget id="calculator">28 * 13</gadget> <output>364</output> <gadget id="calculator">364 + 28</gadget> <output>392</output> <gadget id="calculator">392 * 2</gadget> <output>784</output> <result>784</result>

784

x=(28*13+28)*2

ape210k__00028995

How many consecutive 8s are subtracted from 880, and the result is 0.

880连续减去多少个8，结果为0．

<gadget id="calculator">880 / 8</gadget> <output>110</output> <result>110</result>

110

x=880/8

ape210k__00497931

The road construction team built a road. On the first day, 30% of the road was repaired, and 80 meters were repaired on the second day. At this time, the ratio of the repaired to the unrepaired was 2:3. How many meters is the total length of this road?

修路队修一条路，第一天修了30%，第二天修了80米，这时已修的与未修的比是2：3，这条路全长多少米？

<gadget id="calculator">2 + 3</gadget> <output>5</output> <gadget id="calculator">2 / 5</gadget> <output>2/5 = around 0.4</output> <gadget id="calculator">30 / 100</gadget> <output>3/10 = around 0.3</output> <gadget id="calculator">(2/5) - (3/10)</gadget> <output>1/10 = around 0.1</output> <gadget id="calculator">80 / (1/10)</gadget> <output>800</output> <result>800</result>

800

x=80/((2/(2+3))-30%)

ape210k__00751517

Given a rectangular table with a length of 2 meters and a width of 9 decimeters and a tablecloth, what is the minimum area of the tablecloth in square decimeters?

给一张长2米，宽9分米的长方形桌子配一张桌布，桌布的面积至少是多少平方分米？

<gadget id="calculator">2 * 10</gadget> <output>20</output> <gadget id="calculator">20 * 9</gadget> <output>180</output> <result>180</result>

180

x=(2*10)*9

ape210k__00856289

A basket of pears weighs 105 kg together with the basket. Even after selling half of it, the basket still weighed 55 kilograms. How much is the net weight of this basket of pears?

一筐梨，连筐重105千克．恰好卖掉一半后，连筐还重55千克．这筐梨净重多少千克？

<gadget id="calculator">105 - 55</gadget> <output>50</output> <gadget id="calculator">50 * 2</gadget> <output>100</output> <result>100</result>

100

x=(105-55)*2

ape210k__00492560

The time it takes for a factory to inspect a bottle is (1/25) second, how many bottles can be inspected in half a minute?

工厂检测一个瓶子所用时间为(1/25)秒，半分钟可以检测多少个瓶子？

<gadget id="calculator">1 / 25</gadget> <output>1/25 = around 0.04</output> <gadget id="calculator">30 / (1/25)</gadget> <output>750</output> <result>750</result>

750

x=30/(1/25)

ape210k__00109643

A certain unit of the People’s Liberation Army is marching; the team advances at a speed of 6 kilometers per hour. After 3 hours, the instructor sends a correspondent to catch up with the team at a speed of 15 kilometers per hour on a bicycle to convey the instructions of the superior. How many hours can the correspondent catch up with the team after departure?

解放军某部行军；队伍以每小时6千米的速度前进，3小时后，指导员派通讯员骑自行车以每小时15千米的速度追赶队伍，传达上级指示，通讯员出发后几小时可追上队伍？

<gadget id="calculator">3 * 6</gadget> <output>18</output> <gadget id="calculator">15 - 6</gadget> <output>9</output> <gadget id="calculator">18 / 9</gadget> <output>2</output> <result>2</result>

2

x=(3*6)/(15-6)

ape210k__00337190

A travels 12 kilometers per hour and B travels 8 kilometers per hour. On a certain day, A travels from East Village to West Village, and B travels from West Village to East Village. It is known that when B arrives at East Village, A has been in West Village for 5 hours. Find the distance between the east and west villages.

甲每小时行12千米，乙每小时行8千米．某日甲从东村到西村，乙从西村到东村，已知乙到东村时，甲已到西村5小时．求东、西两村的距离．

<gadget id="calculator">1 / 8</gadget> <output>1/8 = around 0.125</output> <gadget id="calculator">1 / 12</gadget> <output>1/12 = around 0.083333</output> <gadget id="calculator">(1/8) - (1/12)</gadget> <output>1/24 = around 0.041667</output> <gadget id="calculator">5 / (1/24)</gadget> <output>120</output> <result>120</result>

120

x=5/(1/8-1/12)

ape210k__00207759

A car dealership has 20 bicycles and tricycles with 49 wheels in total. How many tricycles are there?

某车行有自行车和三轮车共20辆，总共有49个轮子．三轮车有多少辆．

<gadget id="calculator">20 * 2</gadget> <output>40</output> <gadget id="calculator">49 - 40</gadget> <output>9</output> <gadget id="calculator">3 - 2</gadget> <output>1</output> <gadget id="calculator">9 / 1</gadget> <output>9</output> <result>9</result>

9

x=(49-20*2)/(3-2)

ape210k__00320313

A parallelogram billboard has a base length of 14cm and a height of 3.2cm. If 0.7kg of paint is used per square meter, how many kilograms of paint should be used for this billboard at least?

一块平行四边形广告牌，底长14cm，高3.2cm，如果每平方米用油漆0.7千克，这块广告牌至少用多少千克油漆？

<gadget id="calculator">14 / 100</gadget> <output>7/50 = around 0.14</output> <gadget id="calculator">3.2 / 100</gadget> <output>0.032</output> <gadget id="calculator">(7/50) * 0.032 * 0.7</gadget> <output>0.003136</output> <result>0.003136</result>

0.003136

x=(14/100)*(3.2/100)*0.7

ape210k__01042877

The three-day turnover of a supermarket is 2890 yuan, 3012 yuan, and 2996 yuan respectively. What is the average daily turnover of this supermarket?

某超市三天的营业额分别是2890元、3012元、2996元，这家超市平均每天的营业额是多少元？

<gadget id="calculator">2_890 + 3_012 + 2_996</gadget> <output>8_898</output> <gadget id="calculator">8_898 / 3</gadget> <output>2_966</output> <result>2_966</result>

2_966

x=(2890+3012+2996)/3

ape210k__00985217

A rectangular flower bed is 6 meters long and 3 times its width, what is the perimeter of the flower bed in meters?

一个长方形花坛长6米，是宽的3倍，这个花坛的周长是多少米．

<gadget id="calculator">6 / 3</gadget> <output>2</output> <gadget id="calculator">2 + 6</gadget> <output>8</output> <gadget id="calculator">8 * 2</gadget> <output>16</output> <result>16</result>

16

x=(6/3+6)*2

ape210k__00402274

Li Nan deposits RMB 10,000 in the bank for 3 years with an annual interest rate of 4.25%. How much is Li Nan's principal and interest due?

李楠把10000元人民币存入银行，定期3年，年利率是4.25%．到期时，李楠应得本金和利息一共多少元？

<gadget id="calculator">4.25 / 100</gadget> <output>0.0425</output> <gadget id="calculator">10_000 * 3 * 0.0425</gadget> <output>1_275</output> <gadget id="calculator">1_275 + 10_000</gadget> <output>11_275</output> <result>11_275</result>

11_275

x=10000*3*4.25%+10000

ape210k__00152425

99**2-97**2+95**2-93**2+…. +3**2-1**2.

99**2-97**2+95**2-93**2+…．+3**2-1**2．

<result>5_000</result>

5_000

x=5000

ape210k__00383152

Use small rectangles with a length of 15cm and a width of 12cm to form a large square. How many such rectangles are needed at least?

用长15cm、宽12cm的小长方形拼成一个大正方形，最少需要多少个这样的长方形？

<gadget id="calculator">3 * 5 * 2 * 2</gadget> <output>60</output> <gadget id="calculator">60 / 15</gadget> <output>4</output> <gadget id="calculator">60 / 12</gadget> <output>5</output> <gadget id="calculator">4 * 5</gadget> <output>20</output> <result>20</result>

20

x=((3*5*2*2)/15)*((3*5*2*2)/12)

ape210k__00528520

There is a rectangular vegetable field. If the length is increased by 7 meters or the width is increased by 3 meters, the area will be increased by 42 square meters. What is the original area of this rectangular vegetable field in square meters?

有一块长方形菜地，如果长增加7米，或者宽增加3米，面积都比原来增加42平方米，这块长方形菜地原来面积是多少平方米．

<gadget id="calculator">42 / 3</gadget> <output>14</output> <gadget id="calculator">42 / 7</gadget> <output>6</output> <gadget id="calculator">14 * 6</gadget> <output>84</output> <result>84</result>

84

x=(42/3)*(42/7)

ape210k__01142005

Given that the number of A is 40.9, which is 3.5 less than the number of B, find the number of B.

已知甲数是40.9，比乙数少3.5，求乙数．

<gadget id="calculator">40.9 + 3.5</gadget> <output>44.4</output> <result>44.4</result>

44.4

x=40.9+3.5

ape210k__00686537

It takes 24 minutes to saw a piece of wood into 3 sections. How many minutes does it take to saw once?

一根木料锯成3段，共用时24分钟，锯一次用多少分钟．

<gadget id="calculator">3 - 1</gadget> <output>2</output> <gadget id="calculator">24 / 2</gadget> <output>12</output> <result>12</result>

12

x=24/(3-1)

ape210k__00255641

How many triangles have side lengths that are integers and whose maximum side length is 5?

边长为整数并且最大边长是5的三角形共有多少个．

<gadget id="calculator">1 - 2</gadget> <output>-1</output> <gadget id="calculator">4 + 3 + 2 + 1 + (-1)</gadget> <output>9</output> <result>9</result>

9

x=4+3+2+1+1-2

ape210k__00121041

3 cats catch 3 mice in 3 days, how many mice can 9 cats catch in 9 days?

3只猫3天捉3只老鼠，9只猫9天捉多少只老鼠．

<gadget id="calculator">9 / 3</gadget> <output>3</output> <gadget id="calculator">3 * 3 * 3</gadget> <output>27</output> <result>27</result>

27

x=9/3*9/3*9/3

ape210k__00388887

If the average of the numbers A and B is 49.5, and A's number is 59, what is the number of B?

如果甲、乙两数的平均数是49.5，甲数是59，那么乙数是多少．

<gadget id="calculator">49.5 * 2</gadget> <output>99</output> <gadget id="calculator">99 - 59</gadget> <output>40</output> <result>40</result>

40

x=49.5*2-59

ape210k__00122893

Xiaohua divides her books into 4 shares on average, and gives one of them to her younger sister. This share is equivalent to twice the original books of her younger sister. What fraction of Xiaohua's book is her sister's now?

小华把自己的图书平均分成4份，把其中的一份送给了妹妹，这一份相当于妹妹原来图书的2倍，现在妹妹的图书相当于小华的几分之几？

<gadget id="calculator">1 / 4</gadget> <output>1/4 = around 0.25</output> <gadget id="calculator">(1/4) / 2</gadget> <output>1/8 = around 0.125</output> <gadget id="calculator">(1/4) + (1/8)</gadget> <output>3/8 = around 0.375</output> <gadget id="calculator">(3/8) / 1</gadget> <output>3/8 = around 0.375</output> <result>3/8 = around 0.375</result>

3/8

x=((1/4)+(1/4)/2)/1

ape210k__00352818

What is the addition formula of (2/5)*3?

把(2/5)*3写成加法算式是多少．

<gadget id="calculator">2 / 5</gadget> <output>2/5 = around 0.4</output> <gadget id="calculator">(2/5) + (2/5) + (2/5)</gadget> <output>6/5 = around 1.2</output> <result>6/5 = around 1.2</result>

6/5

x=(2/5)+(2/5)+(2/5)

ape210k__00587249

2.1 times of a number is 7.77, what is this number?

一个数的2.1倍是7.77，这个数是多少．

<gadget id="calculator">7.77 / 2.1</gadget> <output>3.7</output> <result>3.7</result>

3.7

x=7.77/2.1

ape210k__01142029

There are 24 trees on one side of the road from beginning to end. The distance between every two trees is 10 meters. How long is the road in meters?

公路一边从头到尾有24棵树．每两棵之间的距离是10米，这条公路全长多少米？

<gadget id="calculator">24 - 1</gadget> <output>23</output> <gadget id="calculator">23 * 10</gadget> <output>230</output> <result>230</result>

230

x=(24-1)*10

ape210k__00344188

A project can be completed by team A alone in 40 days and by team B in 60 days. At the beginning, the two teams worked together, but the middle team A was transferred for a few days due to other tasks, so it took 27 days to complete the entire project. How many days did Team A leave?

一项工程，甲队单独做要40天完成，乙队单独做要60天完成．现在开始时两队合做，但中间甲队因另有任务调走几天，所以经过27天才完成全部工程．甲队离开了多少天．

<gadget id="calculator">1 / 60</gadget> <output>1/60 = around 0.016667</output> <gadget id="calculator">(1/60) * 27</gadget> <output>9/20 = around 0.45</output> <gadget id="calculator">1 - (9/20)</gadget> <output>11/20 = around 0.55</output> <gadget id="calculator">1 / 40</gadget> <output>1/40 = around 0.025</output> <gadget id="calculator">(11/20) / (1/40)</gadget> <output>22</output> <gadget id="calculator">27 - 22</gadget> <output>5</output> <result>5</result>

5

x=27-(1-(1/60)*27)/(1/40)

ape210k__00195148

If 5x+3 is written as 5(x+3), the result is much more than the original

若把5x+3写成5(x+3)，结果比原来多多少

<result>12</result>

12

x=12

ape210k__00974501

A class has (2/3) hours. Student A spent about (1/3) of the whole time doing the experiment, and about (1/5) of the whole time was spent giving instructions by the teacher, and the rest of the time was used for homework. What fraction of the whole class is the time spent doing homework?

一节课有(2/3)小时．甲同学做实验大约用了全部时间的(1/3)，老师点拨大约用了全部时间的(1/5)，其余时间用来做作业．做作业的时间大约是整节课的几分之几？

<gadget id="calculator">1 / 3</gadget> <output>1/3 = around 0.333333</output> <gadget id="calculator">1 / 5</gadget> <output>1/5 = around 0.2</output> <gadget id="calculator">1 - (1/3) - (1/5)</gadget> <output>7/15 = around 0.466667</output> <result>7/15 = around 0.466667</result>

7/15

x=1-(1/3)-(1/5)

ape210k__00783243

parallelogram, the base is 5.7 meters, the area is 22.8 square meters, what is the height in meters.

一个平行四边形，底边是5.7米，面积是22.8平方米，高是多少米．

<gadget id="calculator">22.8 / 5.7</gadget> <output>4</output> <result>4</result>

4

x=22.8/5.7

ape210k__01176225

A water container with a length of 60 cm and a width of 20 cm, put 5 iron blocks of equal volume into the water, the water level in the container rises exactly 4 cm, find the volume of each iron block.

一个长60厘米、宽20厘米的盛水容器，把5块体积相等的铁块投入水中，容器中的水面正好上升了4厘米，求每块铁块的体积．

<gadget id="calculator">4 / 5</gadget> <output>4/5 = around 0.8</output> <gadget id="calculator">60 * 20 * (4/5)</gadget> <output>960</output> <result>960</result>

960

x=60*20*4/5

ape210k__00906731

A pair of trousers is 64 yuan, and the price of a jacket is four times that of a pair of trousers. How much does it cost to buy such a suit?

一条裤子64元，一件上衣的价钱是一条裤子的4倍．买这样一套衣服多少钱？

<gadget id="calculator">64 * 4</gadget> <output>256</output> <gadget id="calculator">64 + 256</gadget> <output>320</output> <result>320</result>

320

x=64+64*4

ape210k__00275471

Xiaoli's mother deposits 8,000 yuan in the bank with an annual interest rate of 3.50%. After three years, how much yuan should be withdrawn.

小丽的妈妈在银行存入8000元，年利率为3.50%，存满三年后，应取回多少元．

<gadget id="calculator">3.5 / 100</gadget> <output>0.035</output> <gadget id="calculator">8_000 * 0.035 * 3</gadget> <output>840</output> <gadget id="calculator">8_000 + 840</gadget> <output>8_840</output> <result>8_840</result>

8_840

x=8000+8000*3.50%*3

ape210k__01053585

From A to B, the bus travels 20% of the whole journey, and another 30 kilometers will just complete half of the journey. How many miles is it from A to B?

从甲地到乙地，客车行了全程的20%，再行30千米就正好行完了全程的一半．甲地到乙地全程多少千米？

<gadget id="calculator">50 / 100</gadget> <output>1/2 = around 0.5</output> <gadget id="calculator">20 / 100</gadget> <output>1/5 = around 0.2</output> <gadget id="calculator">(1/2) - (1/5)</gadget> <output>3/10 = around 0.3</output> <gadget id="calculator">30 / (3/10)</gadget> <output>100</output> <result>100</result>

100

x=30/(50%-20%)

ape210k__00194082

Which of the following numbers is closest to 70,000

下面各数最接近7万的是多少

<result>69_200</result>

69_200

x=69200

ape210k__00075008

A cylindrical tin bucket without a cover is 30 cm high and has a bottom radius of 10 cm. How many square decimeters of tin should be used to make a pair of such buckets?

一个无盖的圆柱形铁皮水桶，高是30厘米，底面半径10厘米，做一对这样水桶至少要用铁皮多少平方分米？

<gadget id="calculator">2 * 3.14 * 10 * 30</gadget> <output>1_884</output> <gadget id="calculator">10 ** 2</gadget> <output>100</output> <gadget id="calculator">3.14 * 100</gadget> <output>314</output> <gadget id="calculator">1_884 + 314</gadget> <output>2_198</output> <gadget id="calculator">2_198 / 100</gadget> <output>1_099/50 = around 21.98</output> <result>1_099/50 = around 21.98</result>

1_099/50

x=(2*3.14*10*30+3.14*10**2)/100

ape210k__00353336

Xiaojun reads a 100-page book. After reading it for 7 days, there are still 37 pages to read. How many pages does Xiaojun read on average every day?

小军看一本100页的书，看了7天后，还有37页没看完，小军平均每天看多少页？

<gadget id="calculator">100 - 37</gadget> <output>63</output> <gadget id="calculator">63 / 7</gadget> <output>9</output> <result>9</result>

9

x=(100-37)/7

ape210k__00910105

How many consecutive 8s are subtracted from 328, the difference is 0.

从328里连续减去多少个8，差是0．

<gadget id="calculator">328 / 8</gadget> <output>41</output> <result>41</result>

41

x=328/8

ape210k__00397598

The saplings were planted on both sides of the school gate. The original plan was to plant 7 trees on both sides, one tree every 4 meters, but actually 9 trees were planted on both sides. What is the distance between every two trees?

校门口两侧种树苗，原打算两侧都种7棵，每隔4米种一棵，实际两侧都种了9棵，每两棵树间的距离是多少？

<gadget id="calculator">7 - 1</gadget> <output>6</output> <gadget id="calculator">9 - 1</gadget> <output>8</output> <gadget id="calculator">4 / 8</gadget> <output>1/2 = around 0.5</output> <gadget id="calculator">6 * (1/2)</gadget> <output>3</output> <result>3</result>

3

x=(7-1)*4/(9-1)

ape210k__00280243

If two squares with a side length of 2 cm are joined together to form a rectangle, what is the area of the rectangle in square centimetres?

两个边长是2厘米的正方形，拼成一个长方形，这个长方形的面积是多少平方厘米

<gadget id="calculator">2 * 2 * 2</gadget> <output>8</output> <result>8</result>

8

x=2*2*2

ape210k__01081765

Use a square red paper with a side length of 10 decimeters to make a small red flag with a right-angled triangle with a base and a height of 50 centimeters. How many sides can you make at most?

用一块边长10分米的正方形红纸，做底和高都是50厘米的直角三角形的小红旗，最多可以做多少面？

<gadget id="calculator">10 / 50</gadget> <output>1/5 = around 0.2</output> <gadget id="calculator">10 * (1/5) * 10 * (1/5) * 10 * (1/5)</gadget> <output>8</output> <result>8</result>

8

x=10*10/50*10*10/50*10*10/50

ape210k__01180293

A children's clothing store sells 35 boxes of clothing on Children's Day, 6 pieces in each box, with a total income of 1,500 yuan. How much is the average price of each piece of clothing?

儿童服装店在"六一"儿童节卖35箱服装，每箱6件，一共收入1500元，平均每件服装多少元？

<gadget id="calculator">6 * 35</gadget> <output>210</output> <gadget id="calculator">1_500 / 210</gadget> <output>50/7 = around 7.142857</output> <result>50/7 = around 7.142857</result>

50/7

x=1500/(6*35)

ape210k__00684023

On the weekend morning, Pleasant Goat and Beautiful Goat went to practice running. The Pleasant Goat is 120m per minute, and the Beautiful Goat is 90m per minute. The Beautiful Goat ran for half an hour longer, but it ended up running 1.2 times the total distance of Pleasant Goat. How many m did Pleasant Goat run?

周末早晨，喜羊羊和美羊羊去练习跑步．喜羊羊每分钟120m，美羊羊每分钟90m，美羊羊多跑了半小时，结果跑了喜羊羊总路程的1.2倍，喜羊羊跑了多少m．

<gadget id="calculator">90 * 30</gadget> <output>2_700</output> <gadget id="calculator">120 * 1.2</gadget> <output>144</output> <gadget id="calculator">144 - 90</gadget> <output>54</output> <gadget id="calculator">2_700 / 54</gadget> <output>50</output> <gadget id="calculator">120 * 50</gadget> <output>6_000</output> <result>6_000</result>

6_000

x=120*(90*30)/(120*1.2-90)

ape210k__00367735

Hu Ling put two squares of the same size together to form a rectangle with a circumference of 24 cm. What is the area of the assembled rectangle in square centimeters?

胡灵把两个同样大的正方形拼在一起，拼成一个周长24厘米的长方形，拼好的长方形的面积是多少平方厘米．

<gadget id="calculator">24 / 6</gadget> <output>4</output> <gadget id="calculator">4 * 4 * 2</gadget> <output>32</output> <result>32</result>

32

x=(24/6)*(24/6)*2

ape210k__00286872

A bundle of wires uses up the full length (3/5), and there is still 30 meters left. How many meters is the total length of this bundle of wires?

一捆电线，用去全长的(3/5)，还剩下30米，这捆电线全长有多少米？

<gadget id="calculator">3 / 5</gadget> <output>3/5 = around 0.6</output> <gadget id="calculator">1 - (3/5)</gadget> <output>2/5 = around 0.4</output> <gadget id="calculator">30 / (2/5)</gadget> <output>75</output> <result>75</result>

75

x=30/(1-(3/5))

ape210k__00309777

The school planned to invest 2 million yuan in building a comprehensive building, but actually only spent 1.8 million yuan. How much was the savings?

学校建一幢综合楼，原计划投资200万元，实际只用了180万元，节约了百分之几？

<gadget id="calculator">200 - 180</gadget> <output>20</output> <gadget id="calculator">20 / 200</gadget> <output>1/10 = around 0.1</output> <result>1/10 = around 0.1</result>

1/10

x=(200-180)/200

ape210k__00041838

Xiao Ke sat near the window, and the train drove from the south end of the bridge to the north end. It took a total of 80 seconds; Xiao Ke timed the time according to his electronic watch, and it took 25 seconds from the first telegraph pole to the 11th telegraph pole. If the distance between every two adjacent electric poles on the roadside is 50 meters, what is the length of the bridge in meters?

小克坐在靠近窗口位置，火车从大桥的南端驶向北端，共需时80秒；小克便根据自己的电子表计时，由第一根电线杆到第11根电线杆用了25秒，如果路旁每两根相邻电线杆的间隔为50米，请问大桥的长度是多少米？

<gadget id="calculator">11 - 1</gadget> <output>10</output> <gadget id="calculator">25 / 10</gadget> <output>5/2 = around 2.5</output> <gadget id="calculator">80 / (5/2)</gadget> <output>32</output> <gadget id="calculator">32 * 50</gadget> <output>1_600</output> <result>1_600</result>

1_600

x=80/(25/(11-1))*50

ape210k__00399438

(2/7) on the blackboard is "Mathematics World", (1/2) is "Homework Garden", and the rest is "All over the world". What percentage of the blackboard newspaper is "all over the world"?

黑板报的(2/7)是"数学天地"，(1/2)是"习作园地"，剩下部分是"世界各地"．"世界各地"占黑板报的几分之几？

<gadget id="calculator">2 / 7</gadget> <output>2/7 = around 0.285714</output> <gadget id="calculator">1 / 2</gadget> <output>1/2 = around 0.5</output> <gadget id="calculator">1 - (2/7) - (1/2)</gadget> <output>3/14 = around 0.214286</output> <result>3/14 = around 0.214286</result>

3/14

x=1-(2/7)-(1/2)

ape210k__00249310

The radius of the base of a cylinder is 5dm, if the height increases by 2dm, how much does the side area increase by dm**2.

一个圆柱的底面半径是5dm，若高增加2dm，则侧面积增加多少dm**2．

<gadget id="calculator">2 * 3.14 * 5 * 2</gadget> <output>62.8</output> <result>62.8</result>

62.8

x=2*3.14*5*2

ape210k__00303933

Xiao Cheng's height is 155 cm, and Xiao Qiang's height is shorter than Xiao Cheng's (1/5). How tall is Xiaoqiang in centimeters?

小程的身高是155厘米，小强的身高比小程矮(1/5)．小强的身高是多少厘米？

<gadget id="calculator">1 / 5</gadget> <output>1/5 = around 0.2</output> <gadget id="calculator">1 - (1/5)</gadget> <output>4/5 = around 0.8</output> <gadget id="calculator">155 * (4/5)</gadget> <output>124</output> <result>124</result>

124

x=155*(1-(1/5))

ape210k__00602252

In a division formula, the divisor is 8, the quotient is 42, and the remainder is 7. What is the dividend?

一道除法算式中，除数是8，商是42，余数是7，那么被除数是多少．

<gadget id="calculator">32 * 7</gadget> <output>224</output> <gadget id="calculator">224 + 5</gadget> <output>229</output> <result>229</result>

229

x=32*7+5