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big_math_dataset

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A chair is bought for Rs.600/- and sold at a loss of 5% find its selling price
A can do a certain job in 12 days. B is 60% more efficient than A. How many days does B alone take to do the same job?
At a constant Rate of flow, it takes 120 minutes to fill a swimming pool if a large hose is used and 180 minutes if a small hose is Used. At these constant rates, how many minutes will it take to fill the pool when both hoses are used simultaneously?
In a certain business school class, p students are accounting majors, q students are finance majors, r students are marketing majors, and s students are strategy majors. If pqrs = 1365, and if 1< p < q < r < s, how many students in the class are strategy majors?
Due to 10% decrease in the price of sugar and John can buy 5kg more sugar in Rs100 , then find the CP of sugar?
Sudhir started a business with Rs.60,000 and after 8 months Ravi joined him with Rs.60,000. If they get a profit of Rs.28000 then ratio of their shares will be
If A> 0 and A is divisible by the product of the first nine positive integers, all of the following must be factors of A except
How many minutes does Aditya take to cover a distance of 400 m, if he runs at a speed of 20 km/hr
A train has a length of 150 metres. It is passing a man who is moving at 2 km/hr in the same direction of the train, in 3 seconds. Find out the speed of the train.
A certain stock exchange designates each stock with a two-letter or three-letter code, where each letter is selected from the 26 letters of the alphabet. If the letters may be repeated and if the same letters used in a different order constitute a different code, how many different stocks is it possible to uniquely des...
If ‘HYDERABAD’ is coded as ‘FWBCPYZYB’, then ‘MUMBAI’ is coded as
In a game of 60 points; A can give B 5 points and C 15 points. Then how many points B can give C in a game of 22?
A train crosses a platform 100 m long in 60 seconds at a speed of 45 km/hr. The time taken by the train to cross an electric pole is :
Find a two digit number, given that the sum of the digits is 12 and the difference of the digits is 6.?
Rs. 9800 are invested partly in 9% stock at 75 and 10% stock at 80 to have equal amount of incomes. The investment in 9% stock is:
If y = 2 + 2K and y≠0y≠0, then 3/y + 2/y + 2/y + 1/y = ?
A family pays $850 per year for an insurance plan that pays 80 percent of the first $1,000 in expenses and 100 percent of all medical expenses thereafter. In any given year, the total amount paid by the family will equal the amount paid by the plan when the family's medical expenses total.
Find the greatest number which leaves the same remainder when it divides 16, 46 and 82.
How many different ways can you select a pilot and a co pilot if you have 60 people to choose from?
When positive integer x is divided by positive integer y, the remainder is 3. If x/y = 96.15, what is the value of y?
The square root of (7 + 3√5) (7 - 3√5) is
The diagonals of a rhombus are 12 cm and 20 cm. Find its area?
If X = the product of six distinct prime numbers, how many factors does X have besides 1 and itself?
180 college students were asked in a survey if they preferred Windows or Mac brand computers. 50 Students claimed that they preferred Mac to Windows brand computers. One third as many of the students who preferred Mac to Windows, equally preferred both brands. 60 of the students had no preference. How many of the stude...
An article is bought for Rs.750 and sold for Rs.700, find the loss percent?
Two integers x and y are chosen without replacement out of the set {1, 2, 3,......, 10}. Then the probability that x^y is a single digit number.
A box contains Six bulbs out of which five are defective. If five bulbs are chosen at random, find the probability that all the four bulbs are defective?
There are 3 black cards, 2 white cards, and 7 green cards, in a box. What is the least number of cards that you have to pull out to make sure that you will have a matching pair?
A distributor sells a product through an online store, which take a commission of 20% of the price set by the distributor. The distributor obtains the product from a producer at the price of $18 per item. What is the price that the buyer observers online if the distributor wants to maintain a 20% profit on the cost of ...
If a - b = 3 and a^2 + b^2 = 29, find the value of ab.
An automotive test consisted of driving a car the same distance three separate times, first at an average rate of 50 miles per hour, then 60 miles per hour, then 80 miles per hour. If the test took 30 hours to complete, how many miles was the car driven during the entire test?
The ratio of the money with Rita and Sita is 7:15 and that with Sita and Kavita is 7:16. If Rita has $490, how much money does Kavita have?
In August,a cricket team that played 120 matches won 22% of the games it played.After a continuous winning streak,this team raised its average to 52%.How many matches did the team win to attain this average?
What is the least number that should be added to 1055, so the sum of the number is divisible by 23?
Mr. Smith calculated the average of 10three digit numbers. But due to a mistake he reversed the digits of a number and thus his average increased by 49.5. The difference between the unit digit and hundreds digit of that number is :
If (5 - x)/(5 + x) = x, what is the value of x^2 + 6x - 5?
If x and a are integers and (15^x + 15^(x+1))/4^a = 15^a what is the value of x?
If two dice are thrown together, the probability of getting an even number on one die and an odd number on the other is ?
Pointing to a girl in the photograph, Amar said, "Her mother's brother is the only son of my mother's father." How is the girl's mother related to Amar ?
Roy was suffering from severe headaches. He went to see his doctor and the doctor gave him five tablets asking him to take one tablet every 15 minutes. How much time will it take Roy to consume all the five tablets?
In a shop, 40% socks are white and rest are black. 60% socks are made of cotton and rest are made of wool. 25% white socks are made of cotton and 20 of the black socks are made of wool. How many black socks C are made of cotton?
The speed of a boat in still water is 80kmph and the speed of the current is 30kmph. Find the speed downstream and upstream?
On flipping 3 coins together what is the outcomes for at least two heads?
The length of a rectangular field is 7/5 its width. If the perimeter of the field is 360 meters, what is the width of the field?
If the price of gold increases by 50%, find by how much the quantity of ornaments must be reduced, so that the expenditure may remain the same as before?
Rs. 730 were divided among Punith, Michael, Suresh in such a way that if Punith gets Rs. 3, then Michael gets Rs. 4 and if Michael gets Rs. 3.50 then Suresh gets Rs. 3. The share of Michael exceeds that of Suresh by
A clock loses a minute every three hours for 4 days and gains 1% in the subsequent 6 days. If it was set right on Friday at 11 AM, what will be the time at the end of 10 days?
P is three times as old as Q. In 10 years, P will be twice as old as Q. How old was P three years ago?
A trader bought a car at 20% discount on its original price. He sold it at a 40% increase on the price he bought it. What percent of profit did he make on the original price?
The true discount on a bill of Rs. 2260 is Rs. 360. What is the banker's discount?
If n = 20! + 19, then n is divisible by which of the following? I. 15 II. 17 III. 19
A can fill the tank in 28hrs B can fill the tank in 14 hrs and C takes 7hrs. If all three pipes are opened simultaneously ,how long it will take to fill the tank?
There are two examinations rooms A and B. If 10 students are sent from A to B, then the number of students in each room is the same. If 20 candidates are sent from B to A, then the number of students in A is double the number of students in B. The number of students in room A is:
Three friends (Amar, Mohan and Sham) started partnership business by investing Rs. 1,00,000, Rs. 1,40,000 and Rs. 1,60,000 respectively. After eight months, Ramesh joins them with his capital of Rs. 50,000. If, at the end of the year, a profit of Rs. 30,500 was made, what would be the difference between the shares of S...
the total age of A and B is 12 year more than the total age of B and C. C is how many years younger than A ?
Mr. John used to purchase certain number of mangoes for $360 Since the price of mangoes is reduced by 10% he got 12 more mangoes today. Find the original price of 110 mangoes.
5+3+2 = 151022 9+2+4 = 183652 8+6+3 = 482466 5+4+5 = 202541 THEN ; 7+2+5 = ?
In a mayoral election, Candidate X received 1/4 more votes than candidate Y, and Candidate Y received 1/6 fewer votes than Z. If Z received 24,000 votes how many votes did candidate X received?
The average (arithmetic mean) of 20, 40, and 60 is 5 more than the average of 10, 70, and what number?
There are, in a certain league, 8 teams, and each team face another team for a total of 12 times. How many games are played in the season?
Six years ago I was three times as old as my brother, and now I am twice as old my brother. Find my brother's age.
A and B can do a piece of work in 3 days, B and C in 4 days, C and A in 5 days. How long will C take to do it?
In order to fence a square Manish fixed 48 poles. If the distance between two poles, is 5 metres then what will be the area of the square so formed?
The simple interest accrued on an amount of Rs.49500 at he end of three is Rs.17820. What would be the compound interest accured on the same amount at teh same rate in the same period? (Round off your answer to two decimal places)?
To fill a tank, 25 buckets of water is required. How many buckets of water will be required to fill the same tank if the capacity of the bucket is reduced to two-fifth of its present ?
In a function they are distributing noble prize. In how many ways can 3 prizes be distributed among 4 boys when No boy gets more than one prize?
A man borrowed Rs. 800 at 10% per annum simple interest and immediately lent the whole sum at 10% per annum compound interest. What does he gain at the end of 2 years ?
If a and b are nonzero integers such that a = 5b/2, then each of the following must be true EXCEPT
For the past n days, the average (arithmetic mean) daily production at a company was 50 units. If today's production of 90 units raises the average to 52 units per day, what is the value of n ?
A dishonest dealer professes to sell his goods at Cost Price but still gets 20% profit by using a false weight. What weight does he substitute for a kilogram?
Which of the following represents the profit from the investment of x dollars at n percent compound annual interest for 7 years?
A starts a business with a capital of Rs. 5,000. B joins in the business with Rs.2000 after some time. For how much period does B join, if the profits at the end of the year are divided in the ratio of 3 : 1?
A is half good a work man as B and together they finish a job in 14 days. In how many days working alone B finish the job?
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?
There has been successive increases of 20% and then 10% in the price of gas from the previous month. By what percentage should a driver reduce gas consumption so that the expenditure does not change?
The sum of the fourth and twelfth term of an arithmetic progression is 20. What is the sum of the first 17 terms of the arithmetic progression?
What is the least number which when divided by 6, 7, 9 and 18 leaves remainder 4 in each care?
If x, y, and z are consecutive positive integers greater than 1, not necessarily in that order, then which of the following is (are) true? I. x > z II. 2(x+ y) > 2z III. yz > xz IV. xy > y + z
If Rs 1050 is divided into three parts, proportional to (1 / 3) : (3 / 4) : ( 4 / 6), then what is the first part?
A charity collected $1,499 from donors during the last month. If each donor gave at least $20, what is the greatest possible number of donors the charity could have?
A train passes a station platform in 36 seconds and a man standing on the platform in 20 seconds. If the speed of the train is 54 km/hr, what is the length of the platform?
Find the invalid no.from the following series 3, 7, 15, 27, 63, 127, 255
If the number 52,1n6, where n represents the tens digit, is a multiple of 3, then the value of n could be which of the following?
P,Q and R started a business in which P invested Rs.10,000/- for 2year, Q invested Rs.20,000/- for 3 years, R invested Rs.30,000/- for 4 years. At the end of the profit received by them is Rs.10,000/-. What is Q’s share?
If 2^2n + 2^2n + 2^2n + 2^2n = 4^20, then n =
When a certain number X is divided by 63, the remainder is 25. What is the remainder when X is divided by 8?
In a race of length L metres, Johnson beats Lewis by M metres and Greene by N metres, By how many metres does Lewis beat Greene in the same race ? (M<N)
John throws a coin until a series of three consecutive heads or three consecutive tails appears. What is the probability that the game will end after the fourth throw?
How many of the following numbers are divisible by 132? 264, 396, 462, 792, 968, 2178, 5184, 6336
Mr X, a businessman, had income in the year 1995 such that he earned a profit of 20% on his investment in the business. In the year 1996 his investment was less by 5000 but still had the same income (Income = Investment + Profit) as that in 1995. Thus the per cent profit earned in 1996 increased by 6%. What was his inv...
A man has some hens and cows. If the number of heads be 44 and the number of feet equals 128, then the number of hens will be
4, 7, 16, 43, 124, (...)
The average of 11 results is 20. The average of first 5 of them is 15 and that of last 5 is 22 . Find the 6th result?
The output of a factory is increased by 10% to keep up with rising demand. To handle the holiday rush, this new output is increased by 30%. By approximately what percent would the output of the factory now have to be decreased in order to restore the original output?
Three taps A, B and C can fill a tank in 24, 30 and 40 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 in :
If a and b are positive integers such that a/b = 4.37, which of the following must be a divisor of a?
In a certain candy store, 22% of the customers are caught sampling the candy and are charged a small fine, but 12% of the customers who sample the candy are not caught. What is the total percent of all customers who sample candy?
A shopkeeper sells 20% of his stock at 10% profit ans sells the remaining at a loss of 5%. He incurred an overall loss of Rs. 200. Find the total worth of the stock?
A is B's sister. C is B's mother. D is C's father. E is D's mother. Then, how is A related to D?
In the diagram shown, the number of rectangles of all sizes is