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big_math_dataset

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What will be the compound interest on a sum of Rs. 29,000 after 3 years at the rate of 12% p.a.?
Special codes are designated by either a 7-letter or an 8-letter code that is created by using the 26 letters of the alphabet. Which of the following gives the maximum number of different codes that can be designated with this system?
The radius of a cylindrical vessel is 7cm and height is 3cm. Find the whole surface of the cylinder?
The sum of the even numbers between 1 and n is 89*90, where n is an odd number, then n=?
A jogger running at 9 km/hr along side a railway track is 200 m ahead of the engine of a 120 m long train running at 45 km/hr in the same direction. In how much time will the train pass the jogger?
A wheel has a diameter of x inches and a second wheel has a diameter of y inches. The first wheel covers a distance of D feet in 100 revolutions. How many revolutions does the second wheel make in covering d feet?
How long does a train 110 meters long running at the speed of 72 km/hour take to cross a bridge 132 meters in length ?
What is the maximum number of pieces of birthday cake of size 4” by 4” that can be cut from a cake 20” by 20”?
How many ways are there to split a group of 4 girls into two groups of 2 girls each? (The order of the groups does not matter)
Find the total number of prime factors in the expression (4)^11 x (7)^5 x (11)^2
A certain restaurant offers 8 different curry, 5 different main courses, 6 different ice creams. If customers choose one salad, one main course and two different ice creams for their meal, how many different meals are possible?
In a certain corporation, there are 300 male employees and 150 female employees. It is known that 40% of the male employees have advanced degrees and 40% of the females have advanced degrees. If one of the 450 employees is chosen at random, what is the probability this employee has an advanced degree or is female?
A train 125 m long passes a man, running at 10 km/hr in the same direction in which the train is going, in 10 sec. The speed of the train is?
A began business with 12000 and is joined afterwards by B with 72000. When did B join, if the profits at the end of the year are divided equally?
A person incurs loss for by selling a watch for Rs1140.at what price should the watch be sold to earn a 5% profit ?
The salaries of A, B, and C are in the ratio of 1 : 2 : 3. The salary of B and C together is Rs. 6000. By what percent is the salary of C more than that of A?
A certain number of persons can finish a piece of work in 100 days. If there were 10 persons less, it would take 10 more days finish the work. How many persons were there originally?
In how many ways can a team 16 be chosen out of a batch of 20 players?
Length of a rectangular plot is 20 mtr more than its breadth. If the cost of fencingthe plot at 26.50 per meter is Rs. 5300, what is the length of the plot in meterr?
Two trains run in opposite directions on a circular track. Train Q travels at a rate of 4π miles per hour and Train B runs at a rate of 6π miles per hour. If the track has a radius of 6 miles and the trains both start from Point S at the same time, how long, in hours, after the trains depart will they again meet at Poi...
Complete the numerical series by replacing the question mark with the correct numbers. 5+3+2 = 151022 9+2+4 = 183652 8+6+3 = 482466 5+4+5 = 202541 9+5+5 = ??????
Three 6 faced dice are thrown together. The probability that no two dice show the same number on them is
If 12 machine can finish a job in 40 days, then how many more machines would be needed to finish the job in one -fourth less time?
In 1985 a company sold a brand of shoes to retailers for a fixed price per pair. In 1986 the number of pairs of the shoes that the company sold to retailers decreased by 20 percent, while the price per pair increased by 20 percent. If the company’s revenue from the sale of the shoes in 1986 was $3.0 million, what was t...
If E is an integer greater than 6, which of the following must be divisible by 3?
The length of the bridge, which a train 140 metres long and travelling at 45 km/hr can cross in 30 seconds, is?
For how many unique pairs of nonnegative integers {a, b} is the equation a^2 - b^2 = 45 true?
Miguel is 50 years old. He is 5 years older than thrice his son’s age. Find the age of his son.
A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth.The percentage of decrease in area is :
The percentage profit earned by selling an article for Rs. 1920 is equal to the percentage loss incurred by selling the same article for Rs. 1280. At what price should the article be sold to make 25% profit?
A bag contains 6 red, 5 blue and 2 green balls. If 2 ballsare picked at random, what is the probability that both are red?
A and B’s salaries together amount to Rs. 2,000. A spends 95% of his salary and B spends 85% of his. If now their savings are the same, what is B’s salary?
Eddy and Freddy start simultaneously from city A and they travel to City B and City C respectively. Eddy takes 3 hours and Freddy takes 4 hours to complete the journey. If the distance between City A and City B is 450 kms and City A and City C is 300 kms. What is the ratio of their average speed of travel? (Eddy: Fredd...
What is x if x + 2y = 10 and y = 3?
A factory has a fixed cost of $35,000 a month, and a cost of $2.5 for every item produced. If the selling price of a single item is $5, what is the number of items must be sold monthly for the factory to cover its cost exactly?
A deer is standing 60 meters in from the west end of a tunnel. The deer sees a train approaching from the west at a constant speed ten times the speed the deer can run. The deer reacts by running toward the train and clears the exit when the train is 15 meters from the tunnel. If the deer ran in the opposite direction ...
The triplicate ratio of 1:4 is?
Two pipes A and B can separately fill a cistern in 60 min and 75 min respectively. There is a third pipe in the bottom of the cistern to empty it. If all the three pipes are simultaneously opened, then the cistern is full in 50 min. In how much time, the third pipe alone can empty the cistern?
There are 3 questions in a question paper. If the questions have 4,3 and 2 solutions respectively, find the total number of solutions
ram draws a card randomly among card 1-23 and keep it back.then sam draws a card among those.what is the prob than sam has drawn a card greatr than ram?
Find at what time between 8 and 9 o'clock will the hands of a clock be in the same straight line but not together ?
A train 410 m long is running at a speed of 45 km/hr. In what time will it pass a bridge 140 m long?
By selling an article at Rs.600, a profit of 25% is made. Find its cost price?
How many three letter words are formed using the letters of the word TIME?
If chemistry book page and math book page ratio is 6:5.A child tore 25 page from chemistry book and 15 page from Math book.Now,ratio becomes 1:1.so,tell the initial no. of pages of chemistry.
The ratio of two numbers is 3 : 4 and their H.C.F. is 4. Their L.C.M. is:
By selling 20 pencils for a rupee a man loses 30%. How many for a rupee should he sell in order to gain 30%?
On a windy day, out of every 3 sand dunes formed, only 1 remains. Out of 5 blown-out sand-dunes, 1 has treasure and only 2 out of 5 sand dunes formed have lucky coupons. Find the probability that the blown-out sand dune will contain both the things.
A car manufacturer sold 500 mini vans at $10000 each, 200 hatchbacks at $8000 each, and 220 sports utility vehicles at $18000 each. what percentage of the company's revenue is from the sale of sports utility vehicles?
A number x is 6 times another number y. The percentage that y is less than x is
Rahul and Sham together can complete a task in 35 days, but Rahul alone can complete same work in 60 days. Calculate in how many days Sham can complete this work ?
7 teams compete in a track competition. If there are 12 events in the competition, no event ends in a tie, and no team wins more than 3 events, what is the minimum possible number of teams that won at least one event?
A and B can do a piece of work in 7 days. With the help of C they finish the work in 5 days. C alone can do that piece of work in?
In a function they are distributing noble prize. In how many ways can 3 prizes be distributed among 4 boys when a boy gets any no. of prizes?
A 300 m long train crosses a platform in 39 sec while it crosses a signal pole in 16 sec. What is the length of the platform?
A man can row his boat with the stream at 6 km/h and against the stream in 4 km/h. The man's rate is?
Ritesh and Co. generated revenue of Rs. 1,250 in 2006. This was 12.5% of its gross revenue. In 2007, the gross revenue grew by Rs. 2,500. What is the percentage increase in the revenue in 2007?
The time taken by a man to row his boat upstream is twice the time taken by him to row the same distance downstream. If the speed of the boat in still water is 51 kmph, find the speed of the stream?
If a, b, and c are integer and ab + c is odd, which of the must be true? I. a + c is odd II. b + c is odd III. abc is even
A number is missing from the number series below. Can you find it ? 84, 155, 258, 399 ,?, 819.
What is the lowest positive integer that is divisible by 8 through 11, inclusive?
The sum of two numbers is 24 and their product is 148. Find the sum of the squares of that numbers.
If 36 men can do a piece of work in 5 hours, in how many hours will15 men do it?
In the formula X = 1/(2y+1)^2, if y is halved, then X is multiplied by
If y ¤ d = y^(2d) for all positive integers, then (3 ¤ 4) ¤ 2 =
A man can row a boat at 20 kmph in still water. If the speed of the stream is 6 kmph, what is the time taken to row a distance of 78 km downstream?
A person borrows Rs. 5000 for 2 years at 4% p.a. simple interest. He immediately lends it to another person at 6 p.a for 2 years. Find his gain in the transaction per year.
Tickets for all but 100 seats in a 10,000-seat stadium were sold. Of the tickets sold, 35% were sold at half price and the remaining tickets were sold at the full price of $2. What was the total revenue from ticket sales?
If -1 < a < 0, which of the following must be true? I. a^9 < a^4 II. a^3 < 1 – a III. a^6 < a^3
A train 125 m long passes a man, running at 5 km/hr in the same direction in which the train is going, in 10 sec. The speed of the train is?
In a class of 50 students, 20 play Baseball, 15 play Cricket and 11 play Football. 7 play both Baseball and Cricket, 4 play Cricket and Football and 5 play Baseball and football. If 18 students do not play any of these given sports, how many students play exactly two of these sports?
The average age of three boys is 15 years and their ages are in proportion 3:5:7. What is the age in years of the eldest boy?
A cricketer whose bowling average is 12.4 runs per wicket takes 5 wickets for 26 runs and there by decreases his average by 0.4. The number age of the family now is:
The salary of a person was reduced by 10%. By what percent should his reduced salary be raised so as to bring it at par with his original salary?
the hiker walking at a constant rate of 5 miles per hour is passed by a cyclist traveling in the same direction along the same path at 20 miles per hour. the cyclist stops to wait for the hiker 5 minutes after passing her, while the hiker continues to walk at her constant rate, how many minutes must the cyclist wait un...
An insect leaps 60 centimeters in 1.5 seconds. What is its speed?
(1^2+2^2+3^2+.....+10^2)=?
Jill works as a waitress at the local diner where she earns an hourly wage of $5.00 per hour and a standard tip rate of 25% of the cost of the orders she serves. If she worked four 9-hour shifts this week and averaged $40 in orders per hour, how much did Jill earn this week?
The result when a number subtracted from 100 is the same as the number added to 40. what is the number?
In how many different number of ways 4 boys and 2 girls can sit on a bench such that girls always sit together.
What is the units' digit of the following expression (10)^5*(12)^5*(18)^5?
The length of a rectangle is one- sixth of the radius of a circle. The radius of the circle is equal to the side of the square, whose area is 1296 sq.units. What is the area (in sq.units) of the rectangle if the rectangle if the breadth is 10 units?
Each child has 5 stickers and 8 candies. If there are 7 children, how many stickers are there in total?
If r and s are two different prime numbers, which of the following cannot be true?
Dan read that an average snowfall of 10 inches yields 1 inch of water when melted. Very wet snow will measure 5 inches for one inch of water, and very dry snow may measure 20 inches for an inch of water. He made measurements for a storm that started with 5.3 inches of average snowfall. The precipitation changed to wet ...
The diagonals of two squares are in the ratio of 2:5 then find the ratio of its areas?
20 people are there, they are shaking hands together, how many hand shakes possible, if they are in pair of cyclic sequence.
X starts a business with Rs.45000. Y joins in the business after 2 months with Rs.30000. What will be the ratio in which they should share the profit at the end of the year?
If x is an integer and (x)(x^2)(x^3)(x^8) is positive, which of the following could be negative?
A hall is 15 m long and 12 m broad. If the sum of the areas of the floor and the ceiling is equal to the sum of the areas of four walls, the volume of the hall is:
Two trains T1 and T2 start simultaneously from two stations X and Y respectively towards each other. If they are 50 km apart both 3 and 6 hours after start, then find the distance between the two stations.
A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?
On a certain date, Pat invested $10,000 at x percent annual interest, compounded annually. If the total value of the investment plus interest at the end of 12 years will be $40,000, in how many years, the total value of the investment plus interest will increase to $320,000?
A and B undertake to do a piece of work for Rs. 600. A alone can do it in 6 days while B alone can do it in 8 days. With the help of C, they finish it in 3 days. Find the share of A
What percent is 120 of 80?
Pomes can eat 25 marshmallows is 20 minutes. Dylan can eat 25 in one hour. In how much time will the two eat 150 marshmallows?
Which of the following must be subtracted from 2^72 so that the resulting integer will be a multiple of 3?
A alone can do a piece of work in 6 days and B alone in 8 days. A and B undertook to do it for Rs. 3600. With the help of C, they completed the work in 3 days. How much is to be paid to C?
Bag A contains red, white and blue marbles such that the red to white marble ratio is 1:3 and the white to blue marble ratio is 2:3. Bag B contains red and white marbles in the ratio of 1:4. Together, the two bags contain 24 white marbles. How many red marbles could be in bag A?
A man buys an article for rs.27.50 and sells it for rs.28.50. find his gain percentage.