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What is the total surface area in square meters of a rectangular solid whose length is 8 meters, width is 7 meters, and depth is 4 meters?
The length of a train and that of a platform are equal. If with a speed of 90 k/hr, the train crosses the platform in one minute, then the length of the train (in meters) is?
Find the number of numbers from 1 to 100 which are not divisible by any one of 2,3,5,7.
B and C started a business by investing Rs.3300/- and Rs.8800/- respectively. Find the C’s share out of a total profit of Rs.2200:
On dividing 23 by a number, the quotient is 5 and the remainder is 3. Find the divisor.
There are 160 horses and 340 sheep on a certain farm. If 20% of the horses and 35% of the sheep are eight years old or older, what percent of the horses and sheep on the farm are under the age of eight?
If a + b - c =-2d, and if a - b + c = 2e, then a =
How many integers between 324,700 and 387,600 have tens digit 1 and units digit 3?
A train 700 m long can cross an electric pole in 20 sec and then find the speed of the train?
If n is a positive integer and the product of all the integers from 1 to n, inclusive, is a multiple of 9, what is the least possible value of n?
16 +17+18+19=70. How many such 4 consecutive numbers are there less than 1000 when added gives a sum which is divisible by 10?
Sachin is younger than Rahul by 7 years. If the ratio of their ages is 7:9, find the age of Sachin
Find the number of factors Q of 180 that are in the form (4*k + 2), where k is a non-negative integer?
Find the reminder when 333666777888999 divided by 3 or 9 or 11
Reena took a loan of $. 1200 with simple interest for as many years as the rate of interest. If she paid $ 192 as interest at the end of the loan period, what was the rate of interest?
Sandy had $217 left after spending 30% of the money she took for shopping. How much money did Sandy take along with her?
Peeta asks Katniss, 'It is 12 pm as per my watch right now.Do you know what will be the time 23, 999, 996 hours later?' Katniss knows the answer. Do you ?
If the tens digit of positive integers t, y are 6, how many values of the tens digit of 2(t+y) can be there?
A book store bought copies of a new book by a popular author, in anticipation of robust sales. The store bought 400 copies from their supplier, each copy at wholesale price A. The store sold the first 150 copies in the first week at 80% more than A, and then over the next month, sold a 100 more at 20% more than A. Fina...
If m and n are whole numbers such that mn = 121, the value of (m - 1)n + 1 is:
Calculate the area of a triangle, if the sides of are 52 cm, 48 cm and 20 cm, what is its area?
If cost of sugar increases by 25%. How much percent consumption of sugar should be decreased in order to keep expenditure fixed?
In front of you lies a figure made up with 20 x 10 square blocks. Will you be able to find out the number of unique squares and rectangles that are being formed inside this figure by combining two or more distinct squares?
Pipe A can fill the tank in 30 minutes and pipe B in 20min and pipe C can empty the tank in 90 minutes. How long it will take to fill the tank if three of the pipes are operating together?
The number of new words that can be formed by rearranging the letters of the word 'ALIVE' is -.
A restaurant meal cost $24.6 and there was no tax. If the tip was more than 20 percent but less than 18 percent of the cost of the meal, then the total amount paid must have been between
Manoj borrowed Rs.3450 from Anwar at 6% p.a. simple interest for three years. He then added some more money to the borrowed sum and lent it to Ramu for the same time at 9% p.a. simple interest. If Manoj gains Rs.825.85 by way of interest on the borrowed sum as well as his own amount from the whole transaction, then wha...
Gary is 15 years younger than Simon, and Kim is twice as old as Gary. If S is Simon’s age and K is Kim's age, what is the relationship between K and S?
In a division sum, the remainder is 6 and the divisor is 5 times the quotient and is obtained by adding 2 to the thrice of the remainder. The dividend is?
If the integer d is rounded to the nearest hundred, the result represents a 66 2/3 % increase over the value obtained when d is rounded to the nearest ten. which of the following is a possible value of d?
If Juan takes 14 seconds to run y yards, how many seconds will it take him to run x yards at the same rate?
If the sides of a triangle are 26 cm, 24 cm and 10 cm, what is its area?
In a camp, there is a meal for 140 men or 200 children. If 150 children have taken the meal, how many men will be catered to with the remaining meal ?
The average of first five multiples of 3 is?
When 21 is divided by positive integer j, the remainder is 6. For how many values of j is this true?
A is thrice as good a work man as B and together they finish a piece of work in 12 days.The number of days taken by A alone to finish the work is :
A alone can finish a work in 10 days which B alone can finish in 15 days. If they work together and finish it, then out of a total wages of Rs.3100, A will get:
A man in a train travelling at 24km/hr notices that a train going in the opposite direction passes him in 10 sec.If the length of this train is 220m find its speed .
Given f(x) = 2x – 3, for what value of x does 2*[f(x)] – 21 = f(x – 4) ?
In division sum, the remainder is 0. As student mistook the divisor by 12 instead of 21 and obtained 3 as quotient. What the correct quotient?
Pipe A can fill a tank in 5 hours, pipe B in 10 hours and pipe C in 30 hours. If all the pipes are open, in how many hours will the tank be filled?
The speed of a boat in still water is 80kmph and the speed of the current is 20kmph. Find the speed downstream and upstream?
A train 385 meters long is running with a speed of 60 kmph. In what time will it pass a man who is running at 6 kmph in the direction opposite to that in which the train is going?
The H.C.F of two numbers is 23 and the other two factors of their L.C.M are 13 and 14. The larger of the two numbers is:
When a Mobile is sold for Rs. 7200, the owner loses 20%. At what price must that Mobile be sold in order to gain 20%?
When you multiply a number by 4 and then subtract 8, the result is the same as if you first subtracted 11 from the same number and then multiplied by 8. What is the number?
Of the goose eggs laid at a certain pond, 1/4 hatched and 4/5 of the geese that hatched from those eggs survived the first month. Of the geese that survived the first month, 2/5 did not survive the first year. If 120 geese survived the first year and if no more than one goose hatched from each egg, how many goose eggs ...
x, a, z, and b are single digit positive integers. x = ¼ a. z = ¼ b. (10a + b) – (10x + z) could be equal to
Seth opened a shop investing Rs.6000. Taylor joined him after one year, investing Rs.10000. They earned a profit of Rs.1100 after completion of two years. What will be Taylor's share of profit?
A train speeds past a pole in 15 seconds and a platform 100 m long in 25 seconds. Its length is?
In an election between two political leaders 10% of the voters did not cast their vote. 10% of the votes polled were found invalid. The successful political leader got 54% of the valid, votes and won by a majority of 3240 votes. The number of voters enrolled on the voters list was :
A jogger running at 9 km/hr along side a railway track is 240 m ahead of the engine of a 100 m long train running at 45 km/hr in the same direction. In how much time will the train pass the jogger?
Two passenger trains start at the same hour in the day from two different stations and move towards each other at the rate of 18 kmph and 21 kmph respectively. When they meet, it is found that one train has traveled 60 km more than the other one. The distance between the two stations is?
A man sells a horse for Rs.800 and loses something, if he had sold it for Rs.980, his gain would have been double the former loss. Find the cost price of the horse?
What is the median of a set of consecutive integers if the sum of nth number from the beginning and nth number from the end is 110?
The average weights for Tom,Jack,Rose was 90kg. The average weights for Jack,Rose,John was 100kg. If the weight of John be 50kg, what was the weight of Tom?
If e is an even integer and e/18 is an odd integer, which of the following is NOT an even integer?
The elevator in an eleven-story office building travels at the rate of one floor per 1/4 minute, which allows time for picking up and discharging passengers. At the main floor and at the top floor, the operator stops for 1 minute. How many complete trips will an operator make during a 3-hour period?
List A consists of 12 consecutive integers. If -4 is the least integer in list A, what is the range of positive integers in list A?
What profit percent is made by selling an article at a certain price, if by selling at 4/5rd of that price, there would be a loss of 20%?
Three-twentieths of the members of a social club are retirees who are also bridge players, six-twentieths of the members are retirees, and one-half of the members are bridge players. If 130 of the members are neither retirees nor bridge players, what is the total number of members in the social club?
In how many ways, a committee of 5 members can be selected from 6 men and 5 ladies, consisting of 3 men and 2 ladies?
Zack has 3 red fish, 5 yellow fish and 7 green fish. How many fish does he have in all?
The product of n consecutive positive integers is always divisible by?
he average weight of 8 persons increases by 2.5 kg when a new person comes in place of one of them weighing 70 kg. What might be the weight of the new person ?
What is the remainder when 1201 × 1202 ×1204 × 1205 is divided by 6?
The population of a village is 15540. It increases annually at the rate of 28% p.a. What will be its population after 2 years?
If the perimeter of a rectangular garden is 600 m, its length when its breadth is 120 m is?
What is the average of xx, 2x2x, and 66?
A sum of money deposited at C.I. amounts to Rs.2420 in 2 years and to Rs.2662 in 3 years. Find the rate percent?
If there are 200 questions in a 3 hr examination. Among these questions are 25 type A problems, which requires twice as much as time be spent than the rest of the type B problems. How many minutes should be spent on type A problems?
Find the simple interest on Rs. 3000 at 6 1/4% per annum for the period from 4th Feb., 2005 to 18th April, 2005.
Two trains 140 m and 160 m long run at the speed of 60 km/hr and 40 km/hr respectively in opposite directions on parallel tracks. The time which they take to cross each other is?
Arabica coffee costs $0.4 per ounce while Robusta coffee costs $0.3 per ounce. If the blend of Arabica and Robusta costs $0.34 per ounce, what is the share of Arabica in this blend?
1: 3 = 4/3: x. The value of x is?
Vijay bought 160 shirts at the rate of Rs. 225 per shirt. The transport expenditure was Rs. 1400. He paid an octroi at the rate of Rs. 1.75 per shirt and labour charges were Rs. 320. What should be the selling price of one shirt, if he wants a profit of 20%?
Two digits in father's age are the same as the digit in the son's age, but in reverse order. In five years father will be twice as old as son will be then. what is the difference in their current age ?
If a1 = 1 and an+1= 2an + 5, n = 1, 2 .. , then a20 is equal to ?
The total number of digit used in numbering the pages of a book having 366 pages, is :
If 15% of 30% of 50% of a number is 126, then what is the number?
Roja and Pooja start moving in the opposite directions from a pole. They are moving at the speeds of 2 km/hr and 3 km/hr respectively. After 4 hours what will be the distance between them?
If the LCM of two numbers a and b is 1104 and their HCF is 4, which of the following MUST be true? I. a * b = 4416 II. a and b are both divisible by 8 III. a : b = 48 : 23
A big beautiful cube is formed by rearranging the 160 coloured and 56 non-coloured similar cubes in such a way that the exposure of the coloured cubes to the outside is minimum. The percentage of exposed area to the coloured is :
Three men sit at a table. One dollar is placed in front of each of them. When a buzzer sounds, the first man to touch the money in front of him keeps the money that is in front of him, while the other two receive nothing. If none of the three men touches the money in front of them, then the amount of money doubles for ...
A question paper consists of five problems, each problem having three internal choices. In how many ways can a candidate attempt one or more problems?
If P represents the product of the first 13 positive integers, which of the following must be true? I. P is an odd number II. P is a multiple of 16 III. P is a multiple of 27
The sum of two number is 25 and their difference is 13. Find their product.
Two pipes can fill a tank in 20 minutes and 12 minutes. An outlet pipe can empty the tank in 10 minutes. If all the pipes are opened when the tank is empty, then how many minutes will it take to fill the tank?
Tickets to a certain concert sell for $20 each. The first 10 people to show up at the ticket booth received a 40% discount, and the next 20 received a 15% discount. If 45 people bought tickets to the concert, what was the total revenue from ticket sales?
A can finish a piece of work in 12 days. B can do it in 20 days. They work together for 9 days and then A goes away. In how many days will B finish the work?
Positive integer x has y factors; 3x has 3 factors; Which of the following values can y take? I. 1 II. 2 III. 3
A, B and C, each working alone can complete a job in 2, 4 and 6 days respectively. If all three of them work together to complete a job and earn $2500, what will be C's share of the earnings?
The product of all the prime numbers less than 15 is closest to which of the following powers of 10?
140 is what percent of 40?
The average runs scored by a batsman in 30 matches is 50. In the next 15 matches the batsman scored an average of 26 runs. Find his average in all the 45 matches?
Depreciation applicable to an equipment is 20%.The value of the equipment 3 years from now will be less by
A pair of articles was bought for $50 at a discount of 40%. What must be the marked price of each of the article?
When simplified, the product (1 – 1/2) (1 – 1/3) (1 – 1/4)…… (1 – 1/n) gives:
A person travels equal distances with speed of 3 km/hr, 4 km/hr and 5 km/hr and takes a total of 47 minutes. Find the total distane
How long does a train 165 meters long running at the rate of 36 kmph take to cross a bridge 660 meters in length?

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