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if the length , breadth and the height of a cuboid are in the ratio 6 : 5 : 4 and if the total surface area is 33300 cm 2 cm 2 , then the length , breadth and height in cms , are respectively . | 3geometry
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a train covers a distance of 14 km in 10 min . if it takes 6 sec to pass a telegraph post , then the length of the train is ? | 1physics
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eight identical machines can produce 360 aluminum cans per hour . if all of the machines work at the same constant rate , how many cans could 5 such machines produce in 2 hours ? | 1physics
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one hour after yolanda started walking from x to y , a distance of 31 miles , bob started walking along the same road from y to x . if yolanda ' s walking rate was 3 miles per hour and bob Ρ ' s was 4 miles per hour , how many miles had bob walked when they met ? | 1physics
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two persons a and b can complete a piece of work in 30 days and 45 days respectively . if they work together , what part of the work will be completed in 5 days ? | 1physics
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a retail appliance store priced a video recorder at 20 percent above the wholesale cost of $ 200 . if a store employee applied the 25 percent employee discount to the retail price to buy the recorder , how much did the employee pay for the recorder ? | 2gain
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789.009 - ? + 56.84 = 215.943 | 0general
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an seller earns an income of re 3 on the first day of his business . on every subsequent day , he earns an income which is just thrice of that made on the previous day . on the 15 th day of business , he earns an income of : | 1physics
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how much 80 % of 40 is greater than 10 % of 15 ? | 2gain
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in a certain pond , 50 fish were caught , tagged , and returned to the pond . a few days later , 50 fish were caught again , of which 10 were found to have been tagged . if the percent of tagged fish in the second catch approximates the percent of tagged fish in the pond , what is the approximate number of fish in the pond ? | 2gain
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a can finish a work in 12 days , b in 9 days and c in 2 days , b and c start the work but are forced to leave after 3 days . the remaining work was done by a in ? | 1physics
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75 boys can complete a job in 24 days . how many men need to complete the job twice in 20 days | 1physics
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on june 1 a bicycle dealer noted that the number of bicycles in stock had decreased by 4 for each of the past 5 months . if the stock continues to decrease at the same rate for the rest of the year , how many fewer bicycles will be in stock on december 1 than were in stock on january 1 ? | 2gain
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there are 760 students in a school . the ratio of boys and girls in this school is 3 : 5 . find the total of girls & boys are there in this school ? | 5other
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a contractor is engaged for 30 days on the condition that he receives rs . 25 for eachday he works & is fined rs . 7.50 for each day is absent . he gets rs . 425 in all . for how many days was heabsent ? | 1physics
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if a dozen of oranges cost $ 5 , what would be the cost of 10 oranges ? | 0general
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the perimeter of one square is 48 cm and that of another is 36 cm . find the perimeter and the diagonal of a square which is equal in area to these two combined ? | 3geometry
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light glows for every 14 seconds . how many times did it between 1 : 57 : 58 and 3 : 20 : 47 am | 1physics
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if 36 men can do a piece of work in 20 hours , in how mwny hours will 15 men do it ? | 1physics
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20 beavers , working together in a constant pace , can build a dam in 3 hours . how many hours z will it take 12 beavers that work at the same pace , to build the same dam ? | 1physics
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find the simple interest on rs . 580 for 11 months at 9 paisa per month ? | 2gain
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every letter in the alphabet has a number value that is equal to its place in the alphabet . thus , the letter a has a value of 1 , the letter b has a value of 2 , the letter c has a value of 3 , etc . . . the number value of a word is obtained by adding up the value of the letters in the word and then multiplying that sum by the length of the word . what is the number value of the word ` ` rat ' ' ? | 0general
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a train 100 m long crosses a platform 125 m long in 2 sec ; find the speed of the train ? | 1physics
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0.0015 Γ· ? = 0.003 | 0general
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β ( 9 ) ^ 2 | 0general
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the majority owner of a business received 25 % of the profit , with each of 4 partners receiving 25 % of the remaining profit . if the majority owner and two of the owners combined to receive $ 39,375 , how much profit did the business make ? | 2gain
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the dimensions of a room are 25 feet * 15 feet * 12 feet . what is the cost of white washing the four walls of the room at rs . 3 per square feet if there is one door of dimensions 6 feet * 3 feet and three windows of dimensions 4 feet * 3 feet each ? | 3geometry
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the length of the bridge , which a train 160 meters long and travelling at 45 km / hr can cross in 30 seconds , is ? | 1physics
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a car that moves at an average speed of 60 kmph , reaches its destination on time . when its average speed becomes 50 kmph , then it reaches its destination 45 minutes late . find the length of journey . | 1physics
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one pipe can fill a tank in 15 hour . but because of hole in a tank , this tank fill in 20 hour . so in how much time this hole will empty the full tank ? | 1physics
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the ratio of the volumes of two cubes is 125 : 1728 . what is the ratio of their total surface areas ? | 3geometry
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moli buys 3 ribbons , 7 clips and 1 soap for rs . 120 exactly . at the same place it would cost rs . 164 for 4 ribbons , 10 clips and one soap . how much would it cost for one ribbon , one clip and one soap ? | 0general
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the speed of a train is 90 kmph . what is the distance covered by it in 5 minutes ? | 1physics
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a rainstorm increased the amount of water stored in state j reservoirs from 124 billion gallons to 140 billion gallons . if the storm increased the amount of water in the reservoirs to 80 percent of total capacity , approximately how many billion gallons of water were the reservoirs short of total capacity prior to the storm ? | 0general
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if ( m - 8 ) is a factor of m ^ 2 - km - 24 , then k = | 0general
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a box contains either blue or red flags . the total number of flags in the box is an even number . a group of children are asked to pick up two flags each . if all the flags are used up in the process such that 60 % of the children have blue flags , and 70 % have red flags , what percentage of children have flags of both the colors ? | 0general
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a dog breeder currently has 9 breeding dogs . 6 of the dogs have exactly 1 littermate , and 3 of the dogs have exactly 2 littermates . if 2 dogs are selected at random , what is the probability w that both selected dogs are not littermates ? | 5other
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how many 4 - digit positive integers are there , where each digit is positive , and no 4 adjacent digits are same ? | 0general
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p can do a work in 15 days and q cando the same work in 20 days . if they can work together for 4 days , what is the fraction of work left ? | 1physics
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how many of the integers between 25 and 95 are even ? | 0general
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the sale price shirts listed for rs . 400 after successive discount is 10 % and 5 % is ? | 2gain
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village x has a population of 78000 , which is decreasing at the rate of 1200 per year . village y has a population of 42000 , which is increasing at the rate of 800 per year . in how many years will the population of the two villages be equal ? | 0general
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if a whole number n is divided by 4 , we will get 3 as remainder . what will be the remainder if 2 n is divided by 4 ? | 0general
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in an election between two candidates , one got 55 % of the total valid votes , 20 % of the votes were invalid . if the total number of votes was 4000 , the number of valid votes that the other candidate got , was : | 2gain
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a invested $ 300 in a business after 6 months b invested $ 200 in the business . end of the year if they got $ 100 as profit . find a shares ? | 2gain
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a hat company ships its hats , individually wrapped , in 8 - inch by 10 - inch by 12 - inch boxes . each hat is valued at $ 7.50 . if the company β s latest order required a truck with at least 336,000 cubic inches of storage space in which to ship the hats in their boxes , what was the minimum value of the order ? | 0general
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the sum of 77 consecutive integers is 7777 . what is the greatest integer in the set ? | 1physics
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a group of boy scouts and girls scouts is going on a rafting trip . 80 % of the scouts arrived with signed permission slips . if 40 % of the scouts were boy scouts and 75 % of the boy scouts arrived with signed permission slips , then what percentage of the girl scouts arrived with signed permission slips ? round to the nearest percent . | 2gain
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a sum fetched a total simple interest of rs . 4016.25 at the rate of 1 % p . a . in 3 years . what is the sum ? | 2gain
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pipe a can fill a tank in 12 minutes and pipe b cam empty it in 24 minutes . if both the pipes are opened together after how many minutes should pipe b be closed , so that the tank is filled in 30 minutes ? | 1physics
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sandy is younger than molly by 18 years . if the ratio of their ages is 7 : 9 , how old is sandy ? | 5other
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score interval - - - - - - - - - - - - - - - - number of scores 50 - 59 - - - - - - - - - - - - - - - - - - - - - - - - - - 2 60 - 69 - - - - - - - - - - - - - - - - - - - - - - - - - - 4 70 - 79 - - - - - - - - - - - - - - - - - - - - - - - - - - 10 80 - 89 - - - - - - - - - - - - - - - - - - - - - - - - - - 27 90 - 99 - - - - - - - - - - - - - - - - - - - - - - - - - - 18 the table above shows the distribution of test scores for a group of management trainees . which score interval contains the median of the 61 scores ? | 0general
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a side of beef lost 20 percent of its weight in processing . if the side of beef weighed 640 pounds after processing , how many pounds did it weigh before processing ? | 2gain
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two trains running in opposite directions cross a man standing on the platform in 27 seconds and 17 seconds respectively and they cross each other in 23 seconds . the ratio of their speeds is ? | 1physics
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the cost price of 16 articles is the same as the selling price of 12 articles . find the loss / profit percentages . | 2gain
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selling an kite for rs . 30 , a shop keeper gains 30 % . during a clearance sale , the shopkeeper allows a discount of 10 % on the marked price . his gain percent during the sale is ? | 2gain
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the manufacturing cost of a shoe is rs . 220 and the transportation lost is rs . 500 for 100 shoes . what will be the selling price if it is sold at 20 % gains | 2gain
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a grocer has a sale of rs . 5124 , rs . 5366 , rs . 5808 , rs . 5399 and rs . 6124 for 5 consecutive months . how much sale must he have in the sixth month so that he gets an average sale of rs . 5400 ? | 0general
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one bacterium splits into 8 bacteria of the next generation . but due to environment , only 50 % of one generation can produced the next generation . if the seventh generation number is 4096 million , what is the number in first generation ? | 5other
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xavier , yvonne , and zelda each try independently to solve a problem . if their individual probabilities for success are 1 / 4 , 1 / 3 and 5 / 8 , respectively , what is the probability that xavier and yvonne , but not zelda , will solve the problem ? | 0general
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a class has a ratio of 3 : 6 : 7 of children with red hair , blonde hair and black hair respectively . if the class has 9 kids with red hair , how many kids are there with black hair ? | 5other
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a walks at 10 kmph and 5 hours after his start , b cycles after him at 20 kmph . how far from the start does b catch up with a ? | 1physics
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evaluate : 28 % of 400 + 45 % of 250 | 2gain
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a rope of which a calf is tied is increased from 10 m to 20 m , how much additional grassy ground shall it graze ? | 0general
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a card is drawn from a pack of 52 cards . the probability of getting a queen of club or a king of heart is : | 4probability
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a man can row 8 kmph in still water . when the river is running at 1.8 kmph , it takes him 2 hour to row to a place and back . what is the total distance traveled by the man ? | 1physics
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a cube of side 5 cm is painted on all its side . if it is sliced into 1 cubic centimer cubes , how many 1 cubic centimeter cubes will have exactly one of their sides painted ? | 1physics
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a person buys an article at $ 800 . at what price should he sell the article so as to make a profit of 12 % ? | 2gain
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if m = 3 ^ n , what is the greatest value of n for which m is a factor of 25 ! | 5other
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jane makes toy bears . when she works with an assistant , she makes 44 percent more bears per week and works 10 percent fewer hours each week . having an assistant increases jane β s output of toy bears per hour by what percent ? | 1physics
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two trains are moving in the same direction at 108 kmph and 36 kmph . the faster train crosses the slower train in 17 seconds . find the length of the faster train in meters . | 1physics
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how many seconds will a 500 metre long train take to cross a man walking with a speed of 3 km / hr in the direction of the moving train if the speed of the train is 63 km / hr ? | 1physics
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if 5 < x < 8 < y < 13 , then what is the greatest possible positive integer difference of x and y ? | 0general
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in a garden , 26 trees are planted at equal distances along a yard 500 metres long , one tree being at each end of the yard . what is the distance between two consecutive trees ? | 1physics
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a lent rs . 5000 to b for 2 years and rs . 3000 to c for 4 years on simple interest at the same rate of interest and received rs . 2200 in all from both of them as interest . the rate of interest per annum is : | 2gain
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12 + 6 = 792 10 + 2 = 110 1 + 9 = 9 2 + 7 = 16 11 + 4 = ? ? solve it ? | 0general
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at a certain high school , the senior class is 3 times the size of the junior class . if 1 / 3 of the seniors and 3 / 4 of the juniors study japanese , what fraction of the students in both classes study japanese ? | 0general
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a squirrel runs up a cylindrical post , in a perfect spiral path making one circuit for each rise of 4 feet . how many feet does the squirrel travels if the post is 12 feet tall and 3 feet in circumference ? | 3geometry
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evaluate 2 + 22 + 222 + 2.22 | 0general
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the least number which when increased by 7 each divisible by each one of 24 , 32 , 36 and 54 is : | 0general
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what is the area of a square field whose diagonal of length 12 m ? | 3geometry
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at a contest with 3,500 participants , 1 / 2 of the people are aged 18 to 22 . next year , the number of people aged 18 to 22 will increase by 1 / 7 . after this change , what percentage of the total 3,500 people will the 18 - to 22 - year - olds represent ? | 0general
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a recipe requires 2 1 / 2 ( mixed number ) cups of flour 2 3 / 4 ( mixed number ) cups of sugar and 1 1 / 3 ( mixed number ) cups of milk to make one cake . victor has 15 cups if flour , 16 cups of sugar and 8 cups of milk . what is the greatest number of cakes jerry can make using this recipe ? | 0general
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daniel went to a shop and bought things worth rs . 25 , out of which 30 paise went on sales tax on taxable purchases . if the tax rate was 6 % , then what was the cost of the tax free items ? | 2gain
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the sum of the present age of henry and jill is 40 . what is their present ages if 11 years ago henry was twice the age of jill ? | 0general
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if log 2 = 0.3010 and log 3 = 0.4771 , the value of log 5 512 is : | 5other
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a is half good a work man as b and together they finish a job in 18 days . in how many days working alone b finish the job ? | 1physics
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the radius and height of a right circular cone are in the ratio 3 : 4 . if its volume is 96 β cm Β³ , what is its slant height ? | 3geometry
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rs . 1500 is divided into two parts such that if one part is invested at 6 % and the other at 5 % the whole annual interest from both the sum is rs . 84 . how much was lent at 5 % ? | 2gain
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an engine moves at the speed of 60 kmph without any coaches attached to it . speed of the train reduces at the rate that varies directly as the square root of the number of coaches attached . when 4 coaches are attached speed decreases to 48 kmph . what will be the speed of train when 36 coaches are attached . | 1physics
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you and your friend spent a total of $ 15 for lunch . your friend spent $ 5 more than you . how much did your friend spend on their lunch ? | 0general
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the rear β most end of a 66 foot truck exits a 330 foot tunnel exactly 6 seconds after the front β most end of the truck entered the tunnel . if the truck traveled the entire tunnel at a uniform speed , what is the speed of the truck in miles per hour ( 1 mile = 5,280 feet ) ? | 1physics
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the length of a room is 5.5 m and width is 3.75 m . find the cost of paving the floor by slabs at the rate of rs . 800 per sq . metre . | 1physics
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2 men and 2 women are lined up in a row . what is the number of cases where they stand with each other in turn ? ( the number of cases in which men ( or women ) do not stand next to each other ) | 0general
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a , b , k start from the same place and travel in the same direction at speeds of 30 km / hr , 40 km / hr , 60 km / hr respectively . b starts six hours after a . if b and k overtake a at the same instant , how many hours after a did k start ? | 1physics
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how many paying stones , each measuring 2 1 / 2 m * 2 m are required to pave a rectangular court yard 70 m long and 16 1 / 2 m board ? | 0general
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what is the rate percent when the simple interest on rs . 1200 amount to rs . 160 in 4 years ? | 2gain
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the simple form of the ratio 2 / 3 : 2 / 5 is ? | 5other
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on a map , 1 inch represents 28 miles . how many inches would be necessary to represent a distance of 383.6 miles ? | 1physics
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the average age of students of a class is 15.8 years . the average age of boys in the class is 16.4 years and that of the girls is 15.5 years , the ratio of the number of boys to the number of girls in the class is | 0general
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