subject
stringclasses
7 values
question
stringlengths
60
6.73k
answer
stringclasses
10 values
__index_level_0__
int64
0
105k
algebra
Question: Given that 29a031 × 342 = 100900b02 where a and b denote two missing digits, what is the value of a + b ? Options: A. 7 B. 8 C. 9 D. 10 E. 11 Answer:
E
2,015
algebra
Question: If the quantity (p − 25) is 5 times the quantity (q − 5), then what is the relationship between p and q? Options: A. p = 5q + 30 B. p = 5q − 30 C. 5p = q + 20 D. p = 5q E. p = 5q − 20 Answer:
D
9,505
algebra
Question: 23 buses are running between two places P and Q. In how many ways can a person go from P to Q and return by a different bus? Options: A. None of these B. 506 C. 512 D. 524 E. 542 Answer:
B
14,710
algebra
Question: At what time between 5.30 and 6 will the hands of a clock beat right angles? Options: A. 43 5⁄11 min. past 5 B. 43 7⁄11 min. past 5 C. 40 min. past 5 D. 45 min. past 5 E. None of these Answer:
B
7,844
algebra
Question: 5% people of a village in Sri Lanka died by bombardment, 15% of the remainder left the village on account of fear. If now the population is reduced to 3553, how much was it in the beginning? Options: A. 2277 B. 2987 C. 4400 D. 2678 E. 2681 Answer:
C
6,442
algebra
Question: A man can row downstream at 22 kmph and upstream at 10 kmph. Find the speed of the man in still water and the speed of stream respectively? Options: A. 16, 2 B. 16, 4 C. 16, 8 D. 16, 6 E. 16, 7 Answer:
D
2,981
algebra
Question: In how many ways can a group of 5 men and 2 women be made out of a total of 7 men and 3 women? Options: A. 59 B. 60 C. 61 D. 62 E. 63 Answer:
E
7,606
algebra
Question: Mr. Peterson deposits $ 200 in an account that pays 20% interest, compounded semiannually. How much money will there be in the account at the end of one year? Options: A. $118.00 B. $120.00 C. $242.00 D. $122.00 E. $140.00 Answer:
C
10,797
algebra
Question: A day-trader plans to invest a total of $23,100 into 15 separate investments. If each investment requires a minimum deposit of $1,400, then which of the following is the maximum amount that she could put into any one investment? Options: A. $2,800 B. $3,000 C. $3,500 D. $3,800 E. $3,900 Answer:
C
13,097
algebra
Question: The speed at which a man can row a boat in still water is 21 kmph. If he rows downstream, where the speed of current is 5 kmph, what time will he take to cover 90 metres? Options: A. 23.46 B. 27.46 C. 28.46 D. 12.46 E. 25.46 Answer:
D
243
algebra
Question: A shopkeeper buys mangoes at the rate of 4 a rupee and sells them at 3 a rupee. Find his net profit or loss percent? Options: A. 73 1/3 % B. 13 1/3 % C. 33 1/3 % D. 23 1/3 % E. 93 1/3 % Answer:
C
5,032
algebra
Question: If a person moves 15km straight and turns right and moves 15km straight then how much distance he needs to walk to reach starting point? Options: A. 20.2 B. 21.2 C. 23.2 D. 24.2 E. 26.2 Answer:
B
106
algebra
Question: The time it took car P to travel 800 miles was 2 hours less than the time it took car R to travel the same distance. If car P’s average speed was 10 miles per hour greater than that of car R, what was car R’s average speed, in miles per hour? Options: A. 43 B. 58 C. 60 D. 70 E. 80 Answer:
B
8,709
algebra
Question: A marble shop contains 6 blue marbles, 7 red marbles, and 7 green marbles. If 4 marbles are purchased at random from the shop, what is the probability that the 4 marbles will be blue? Options: A. 5/19 B. 9/20 C. 1/57 D. 15/57 E. 15/684 Answer:
C
6,734
algebra
Question: The number 90 can be written as the sum of the squares of 3 different positive integers. What is the sum of these 3 integers? Options: A. 17 B. 16 C. 15 D. 14 E. 13 Answer:
B
13,257
algebra
Question: The area of a triangle will be when a = 2m, b = 4m, c = 6m, a, b, c being lengths of respective sides? Options: A. 3 B. 7 C. 5 D. 6 E. 4 Answer:
D
13,758
algebra
Question: John makes $65 a week from his job. He earns a raise andnow makes $72 a week. What is the % increase? Options: A. 16% B. 10.76% C. 10.69% D. 10.98% E. 10% Answer:
B
13,302
algebra
Question: In assembling a Bluetooth device, a factory uses one of two kinds of modules. One module costs $10 and the other one, that is cheaper, costs $6. The factory holds a $80 worth stock of 12 modules. How many of the modules in the stock are of the cheaper kind? Options: A. 20 B. 25 C. 10 D. 30 E. 35 Answer:
C
9,211
algebra
Question: Samantha is driving from City A to City B. The distance between the two cities is 88 miles. She is driving at a constant speed of 22 miles per hour, and has been travelling for half an hour after starting from City A. What percent of the total distance she is yet to cover? Options: A. 87 B. 87.5 C. 88 D. 90 E. 97.5 Answer:
B
12,687
algebra
Question: The average marks obtained by 120 cndidates in a certainexaminationis 35.if the average marks of passed candidate is 39 and that of the failedcandidates is 15,what is the number of candidates who passed the examination Options: A. 14 years B. 14 years 5 month C. 14 years 8 month D. 15 years E. 15 years 5 month Answer:
C
9,881
algebra
Question: The speed of a boat in still water in 22 km/hr and the rate of current is 4 km/hr. The distance travelled downstream in 24 minutes is: Options: A. 10.6 B. 10.2 C. 10.8 D. 10.4 E. 10.0 Answer:
D
4,605
algebra
Question: Find the least number which when divided by 5,6,7, and 8 leaves a remainder 3, but when divided by 9 leaves no remainder. Options: A. 1683 B. 1753 C. 1523 D. 1433 E. None of them Answer:
A
8,424
algebra
Question: An unbiased die is tossed. Find the probability of getting a multiple of 3 Options: A. 1/3 B. 2/5 C. 1/4 D. 2/3 E. 3/7 Answer:
A
11,507
algebra
Question: At what price must an article costing Rs.100 be marked in order that after deducting 5% from the list price. It may be sold at a profit of 25% on the cost price? Options: A. 131.58 B. 62.0 C. 62.6 D. 62.1 E. 62.2 Answer:
A
5,286
algebra
Question: A car gets 40 kilometers per gallon of gasoline. How many gallons of gasoline would the car need to travel 160 kilometers? Options: A. 8 gallons B. 4 gallons C. 6 gallons D. 5.5 gallons E. 10 gallons Answer:
B
3,960
algebra
Question: In how many ways can a Chief Minister and a Vice Minister be elected from a team of 8 members? Options: A. 32 B. 40 C. 48 D. 56 E. 64 Answer:
D
3,873
algebra
Question: X and Y start a business with Rs.3000 and Rs.6000 respectively. Hoe should they share their profits at the end of one year? Options: A. 3:1 B. 2:1 C. 1:2 D. 1:3 E. 1:4 Answer:
C
7,854
algebra
Question: If a person walks at 15 km/hr instead of 10 km/hr, he would have walked 10km more. The actual distance traveled by him is? Options: A. 50 km B. 30 km C. 18 km D. 16 km E. 97 km Answer:
B
13,604
algebra
Question: By giving Rs. 50 to M, A would have the amount equal to what M had earlier. If the sum of the amounts with A and M is Rs. 650. What is the ratio of the amount with A to that with M earlier? Options: A. 7 : 4 B. 5 : 3 C. 2 : 1 D. 7 : 6 E. None of these Answer:
D
12,756
algebra
Question: A person purchased a TV set for Rs. 12000 and a DVD player for Rs. 6250. He sold both the items together for Rs. 31150. What percentage of profit did he make? Options: A. 16.68% B. 87.68% C. 70.68% D. 17.68% E. 18.68% Answer:
C
8,246
algebra
Question: If m and n are nonzero integers and 390m = 150n, then mn must be divisible by Options: A. 10 B. 45 C. 50 D. 65 E. 75 Answer:
D
8,852
algebra
Question: Train X and train Y pass one another traveling in opposite directions. Twenty minutes later they are 100 miles apart. If train X’s constant speed is 30 miles per hour greater than train Y’s, how far does train X travel during that time? Options: A. 28 B. 40 C. 55 D. 72 E. 80 Answer:
C
13,602
algebra
Question: Find the value of m 12519 x 9999 = m? Options: A. 125177481 B. 353654655 C. 545463251 D. 725117481 E. 477899932 Answer:
A
11,277
algebra
Question: A train 440 meters long is running with a speed of 55 kmph. The time taken by it to cross a tunnel 180 meters long is? Options: A. 40.58 sec B. 41.33 sec C. 42.33 sec D. 40 sec E. 44.33 sec Answer:
A
7,512
algebra
Question: In one hour, a boat goes 19 km along the stream and 5 km against the stream. The speed of the boat in still water (in km/hr) is: Options: A. 2 B. 4 C. 7 D. 12 E. 15 Answer:
D
13,751
algebra
Question: A sum of money amounts to Rs. 9800 after 5 years and Rs. 12005 after 8 years at the same rate of simple interest. The rate of interest per annum is? Options: A. 16% B. 15% C. 12% D. 22% E. 19% Answer:
C
29
algebra
Question: A pipe can fill a cistern in 88 minutes. Find the time in which 1/11 part of the cistern will be filled? Options: A. 5min B. 2min C. 8min D. 1min E. 10min Answer:
C
2,801
algebra
Question: The wages earned by Robin is 44% more than that earned by Erica. The wages earned by Charles is 60% more than that earned by Erica. How much % is the wages earned by Charles more than that earned by Robin? Options: A. 23% B. 18.75% C. 30% D. 30.55% E. 100% Answer:
D
6,875
algebra
Question: In how many different number of ways 5 boys and 2 girls can sit on a bench? Options: A. 5020 B. 5040 C. 5060 D. 5080 E. 5000 Answer:
B
8,116
algebra
Question: How many three letter words are formed using the letters of the word KEYBOARD? Options: A. 220 B. 289 C. 27 D. 336 E. 346 Answer:
D
2,922
algebra
Question: A man is standing on a railway bridge which is 165 m long. He finds that a train crosses the bridge in 20 seconds but himself in 8 seconds. Find the length of the train and its speed. Options: A. 10 m/sec B. 13.75 m/sec C. 18 m/sec D. 19 m/sec E. 25 m/sec Answer:
B
4,664
algebra
Question: A grocer has a sale of Rs. 7435, Rs. 7920, Rs. 7855, Rs. 8230 and Rs. 7560 for 5 consecutive months. How much sale must he have in the sixth month so that he gets an average sale of Rs. 7500? Options: A. 500 B. 2000 C. 5000 D. 6000 E. 7000 Answer:
D
12,853
algebra
Question: The average of 15 numbers is calculated as 20. It is discovered later on that while calculating the average, one number namely 36 was wrongly read as 26. The correct average is? Options: A. 30 B. 26 C. 16 D. 97 E. 12 Answer:
A
8,040
algebra
Question: A student chose a number, multiplied it by 2, then subtracted 138 from the result and got 102. What was the number he chose? Options: A. 120 B. 240 C. 360 D. 480 E. 520 Answer:
A
14,301
algebra
Question: A man bought 10 crates of mangoes for $40 total. If he lost 2 of the crates, at what price would he have to sell each of the remaining crates in order to earn a total profit of 20 percent of the total cost? Options: A. $6 B. $8 C. $10 D. $12 E. $14 Answer:
A
1,245
algebra
Question: Find the odd man out. 1050, 510, 242, 108, 46, 16, 3 Options: A. 46 B. 106 C. 510 D. 108 E. None of these Answer:
D
7,136
algebra
Question: Difficulty: There are five sales agents in a certain real estate office. One month Andy sold five as many properties as Ellen, Bob sold 3 more than Ellen, Cary sold five times as many as Bob, and Dora sold as many as Bob and Ellen together. Who sold the most properties that month? Options: A. Andy B. Bob C. Cary D. Dora E. Ellen Answer:
C
4,053
algebra
Question: Currently guavas cost 60 cents/pound. Due to a disease affecting the guava trees it is expected that next month apples will cost 250% more than they do currently. How much are guavas expected to cost next month? Options: A. 110 cents /pound B. 150 cents /pound C. 180 cents /pound D. 200 cents /pound E. 210 cents /pound Answer:
E
12,983
algebra
Question: How many positive integers less than 60 are equal to the product of a positive multiple of 5 and an even number? Options: A. 4 B. 5 C. 9 D. 10 E. 11 Answer:
B
4,412
algebra
Question: The triplicate ratio of 1:3 is? Options: A. 1:64 B. 1:62 C. 1:27 D. 3:64 E. 5:64 Answer:
C
108
algebra
Question: The second of two numbers is two less than three times the first. Find the numbers if there sum is 26. Options: A. 7-19 B. 8-20 C. 10-16 D. 15-9 E. 20-6 Answer:
A
11,955
algebra
Question: Which is the following is divisible by 11 Options: A. A. 109 B. B. 4825 C. C. 4805 D. D. 4905 E. E. 4906 Answer:
A
6,301
algebra
Question: Three taps A, B and C can fill a tank in 12, 15 and 20 hours respectively. If A is open all the time and B and C are open for one hour each alternately, the tank will be full is? Options: A. 8 hrs B. 6 hrs C. 7 hrs D. 3 hrs E. 9 hrs Answer:
C
9,276
algebra
Question: 12 is 4% of a, and 4 is 12% of b. c equals b/a. What is the value of c? Options: A. 1/2 B. 1/3 C. 1/6 D. 1/9 E. 1/12 Answer:
D
11,232
algebra
Question: In a 500 m race, the ratio of the speeds of two contestants A and B is 3 : 4. A has a start of 200 m. Then, A wins by: Options: A. 60 m B. 100 m C. 43m D. 20m E. 23m Answer:
B
10,778
algebra
Question: 25 women can complete a work in 7 days and 10 children take 14 days to complete the work. How many days will 5 women and 10 children take to complete the work? Options: A. 8 days B. 6 days C. 7 days D. 9 days E. 10 days Answer:
E
13,553
algebra
Question: 20% of major airline companies equip their planes with wireless internet access. 70% of major airlines offer passengers free on-board snacks. What is the greatest possible percentage of major airline companies that offer both wireless internet and free on-board snacks? Options: A. 20% B. 30% C. 40% D. 70% E. 90% Answer:
A
8,673
algebra
Question: The original price of a car was $22,000. Because the car owner thought he could get more money for the car, he set a new price by increasing the original price of the car by 10%. After a week, the car had not sold, so the owner discounted the new price by 10%, and the car was finally sold. What price was the car sold for? Options: A. $21,660 B. $21,700 C. $21,740 D. $21,780 E. $21,820 Answer:
D
4,394
algebra
Question: Find a positive number which when increased by 17 is equal to 60 times the reciprocal of the number Options: A. 17 B. 15 C. 8 D. 3 E. 2 Answer:
D
12,955
algebra
Question: Fox jeans regularly sell for $15 a pair and Pony jeans regularly sell for $18 a pair. During a sale these regular unit prices are discounted at different rates so that a total of $6 is saved by purchasing 5 pairs of jeans: 3 pairs of Fox jeans and 2 pairs of Pony jeans. If the sum of the two discounts rates is 18 percent, what is the discount rate on Pony jeans? Options: A. 9% B. 10% C. 11% D. 35% E. 15% Answer:
D
12,696
algebra
Question: In a 200 meters race A beats B by 35 m or 7 seconds.A’s time over the course is : Options: A. 40 sec B. 47 sec C. 33 sec D. 35 sec E. None of these Answer:
C
11,785
algebra
Question: A cistern has a leak which would empty the cistern in 20 minutes. A tap is turned on which admits 6 liters a minute into the cistern, and it is emptied in 24 minutes. How many liters does the cistern hold? Options: A. 480 B. 287 C. 720 D. 270 E. 927 Answer:
C
10,063
algebra
Question: During a trip, Francine traveled x percent of the total distance at an average speed of 30 miles per hour and the rest of the distance at an average speed of 70 miles per hour. In terms of x, what was Francine’s average speed for the entire trip? Options: A. (180-x. /2 B. (x+60. /4 C. 21,000/(300+4x. D. 600/(115-x. E. 12,000/(x+200. Answer:
C
4,348
algebra
Question: Shreyas bought an article and sold it for 125% of its cost price. What was the cost price of the article, if Shreyas sold it for Rs.30750/-? Options: A. Rs.24600 B. Rs.25640 C. Rs.24250/- D. Rs.23200 E. None of these Answer:
A
11,218
algebra
Question: root X+3=X root X+3 how many solution??? Options: A. 1 B. 2 C. 3 D. 4 E. 5 Answer:
C
14,208
algebra
Question: Present age of a father is 3 years more than three times the age of his son. Three years hence, father's age will be 10 years more than twice the age of the son. What is father's present age? Options: A. 30 B. 31 C. 33 D. 35 E. 37 Answer:
B
7,476
algebra
Question: Three photographers, Lisa, Mike and Norm, take photos of a wedding. The total of Lisa and Mikes photos is 70 less than the sum of Mike's and Norms. If Norms photos number 10 more than twice the number of Lisa's photos, then how many photos did Norm Take? Options: A. 40 B. 50 C. 60 D. 80 E. 130 Answer:
E
7,254
algebra
Question: If it is 7:27 in the evening on a certain day, what time in the morning was it exactly 2,880,717 minutes earlier? (Assume standard time in one location.) Options: A. 7:22 B. 7:24 C. 7:27 D. 7:30 E. 7:32 Answer:
D
7,840
algebra
Question: A man buys an article for rs.27.50 and sells it for rs.28.50. find his gain %. Options: A. 2% B. 3% C. 4% D. 5% E. 6% Answer:
C
5,001
algebra
Question: On Thursday Mabel handled 90 transactions. Anthony handled 10% more transactions than Mabel, Cal handled 2/3rds of the transactions that Anthony handled, and Jade handled 18 more transactions than Cal. How much transactions did Jade handled? Options: A. 80 B. 81 C. 82 D. 83 E. 84 Answer:
E
5,610
algebra
Question: Given two sets X = {1,1,8,8,9,9} and Y = {0,1}, if one number is chosen from each set at random, what is the probability that the sum of both numbers is an even number Options: A. 1/5 B. 1/3 C. 1/6 D. 1/4 E. 1/2 Answer:
E
6,367
algebra
Question: B and C work together can complete work in 8 days A and B together can complete same work in 12 days and A& C together complete in 16 days in total how many days A,B and C complete the same work together? Options: A. 3 9/13 B. 7 5/13 C. 7 5/12 D. 3 5/12 E. 4 5/12 Answer:
B
973
algebra
Question: A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is: Options: A. 500 B. 698 C. 780 D. 910 E. None Answer:
B
4,999
algebra
Question: A sum of Rs. 2665 is lent into two parts so that the interest on the first part for 8 years at 3% per annum may be equal to the interest on the second part for 3 years at 5% per annum. Find the second sum? Options: A. 2277 B. 1640 C. 2977 D. 2991 E. 2771 Answer:
B
4,299
algebra
Question: The number 35 is equal to the sum of the cubes of two integers. What is the product of those integers? Options: A. 6 B. 15 C. 21 D. 27 E. 39 Answer:
A
5,019
algebra
Question: The average (arithmetic mean) of four numbers is 7x + 3. If one of the numbers is x, what is the average of the other three numbers? Options: A. x + 1 B. 9x + 4 C. 5x + 1 D. 5x + 4 E. 15x + 12 Answer:
B
3,653
algebra
Question: Ajay can ride 50km in 1 hour. In how many hours he can ride 500km? Options: A. 10hrs B. 15hrs C. 20hrs D. 25hrs E. 18hrs Answer:
A
12,226
algebra
Question: I remember during the school days , the teacher asked the class "can you tell me the sum of the first 50 odd numbers ?". I ran quickly to the teacher and told her "the answer is 2500". The teacher replied "lucky guess". She then asked me "can you tell me the sum of first 74 odd numbers ?". I wait for approx 10 seconds and replied with the correct answer. How can i answer so quickly and whats the correct answer ? Options: A. 8715 B. 0152 C. 3581 D. 5476 E. 9126 Answer:
D
10,242
algebra
Question: $20000 will become $60000 at 20% P.A. find the time? Options: A. 2years B. 5years C. 7years D. 8years E. 10years Answer:
E
3,088
algebra
Question: The smallest 5 digit number exactly divisible by 41 is? Options: A. 10003 B. 10004 C. 10007 D. 10009 E. 10010 Answer:
B
5,456
algebra
Question: 6/7 of a certain number is 96. Find quarter of that number. Options: A. 112 B. 32 C. 56 D. 28 E. 30 Answer:
D
5,662
algebra
Question: You keep tossing a fair coin for twenty times. Each time, the coin lands up with tails up. What is the probability that if you toss it now, the coin will land with heads up this time? Options: A. 50 % B. 60 % C. 70 % D. 80 % E. 90 % Answer:
A
8,701
algebra
Question: The profit earned by selling an article for Rs. 832 is equal to the loss incurred when the same article is sold for Rs. 448. What should be the sale price for making 50% profit ? Options: A. Rs. 660 B. Rs. 560 C. Rs. 1060 D. Rs. 960 E. None of these Answer:
D
5,805
algebra
Question: In how many ways can the letters D, I, G, I, T, K be arranged so that the two I's are not next to each other? Options: A. 36 B. 48 C. 72 D. 96 E. 240 Answer:
E
14,081
algebra
Question: What is the median from the below series 90, 92, 93, 88, 95, 88, 97, 87, 108and 98 Options: A. 80 B. 93.5 C. 92 D. 98 E. 100 Answer:
B
10
algebra
Question: Two trains are running in opposite directions with the same speed. If the length of each train is 120 metres and they cross each other in 12 seconds, then the speed of each train (in km/hr) is: Options: A. 10 B. 15 C. 18 D. 36 E. 72 Answer:
D
2,647
algebra
Question: For any number Z, Z* is defined as the greatest positive even integer less than or equal to y. What is the value of 6.35 – 6.35*? Options: A. 0.35 B. 0.5 C. 6.25 D. 0.25 E. 6.0 Answer:
A
11,783
algebra
Question: A certain car increased its average speed by 5 miles per hour in each successive 5-minute interval after the first interval. If in the first 5-minute interval its average speed was 2 miles per hour, how many miles did the car travel in the third 5-minute interval? Options: A. 1.0 B. 1.5 C. 2.0 D. 2.5 E. 3.0 Answer:
A
1,426
algebra
Question: In what time will a train 100 m long cross an electric pole, it its speed be 144 km/hr? Options: A. 2.5 sec B. 2.9 sec C. 2.7 sec D. 8.7 sec E. 8.5 sec Answer:
A
12,099
algebra
Question: A material is purchased for Rs. 600. If one fourth of the material is sold at a loss of 20% and the remaining at a gain of 10%, Find out the overall gain or loss percentage Options: A. 4 1/2 B. 3 1/2 C. 2 1/2 D. 1 1/2 E. None of these Answer:
C
3,265
algebra
Question: 60 + 5 * 12 / (180/3) = ? Options: A. 23 B. 78 C. 27 D. 61 E. 81 Answer:
D
11,762
algebra
Question: 1397 x 1397 = ? Options: A. 1961609 B. 1851609 C. 1951619 D. 1951609 E. 1851619 Answer:
D
11,940
algebra
Question: A man gets a simple interest of Rs.200 on a certain principal at the rate of 5% p.a in two years. Find the compound interest the man will get on twice the principal in two years at the same rate. Options: A. Rs.102.5 B. Rs.250 C. Rs.5012.50 D. Rs.5062.50 E. None of these. Answer:
A
12,956
algebra
Question: During the first two weeks of January, the total rainfall in Springdale was 25 inches. If the rainfall during the second week was 1.5 times the rainfall during the first week, what was the rainfall during the second week of January? Options: A. 5 inches B. 6 inches C. 9 inches D. 10 inches E. 15 inches Answer:
E
13,237
algebra
Question: If a survey shows that 60 citizens out of a sample of 200 support a particular Senate bill, what percent of the sample does not support the bill? Options: A. 56% B. 70% C. 72% D. 82% E. 86% Answer:
B
1,215
algebra
Question: A boy has nine trousers and 12 shirts. In how many different ways can he select a trouser and a shirt? Options: A. 187 ways B. 176 ways C. 166 ways D. 108 ways E. 181 ways Answer:
D
11,740
algebra
Question: In a lake, there is a patch of lily pads. Every day, the patch doubles in size. If it takes 48 days for the patch to cover the entire lake, how long would it take for the patch to cover half of the lake? Options: A. 45 B. 56 C. 47 D. 57 E. 49 Answer:
C
13,890
algebra
Question: If the price of a commodity is decreased by 20% and its consumption is increased by 20%, what will be the increase or decrease in expenditure on the commodity? Options: A. 4% increase B. 4% decrease C. 8% increase D. 8% decrease E. None Answer:
B
13,585
algebra
Question: A pair of prime numbers that can be expressed in the form K{p, (p + 6)} is defined as a pair of “sexy primes.” A “sexy triplet” is a group of three primes that can be expressed in the form {p, (p + 6), (p + 12)}. All of the following prime numbers are the middle term of a sexy triplet EXCEPT Options: A. 11 B. 13 C. 17 D. 19 E. 23 Answer:
D
9,490
algebra
Question: Seven different objects must be divided among three persons. In how many ways this can be done if at least one of them gets exactly one object. Options: A. 223 B. 776 C. 287 D. 196 E. 211 Answer:
D
6,702