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big_math_dataset

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The cost price of 12 articles is equal to the selling price of 8 articles. What is the profit percent?
A box contains 12 pairs of shoes (24 shoes in total). If two shoes are selected at random, what it is the probability that they are matching shoes?
In a group of ducks and cows, the total number of legs are 20 more than twice the no. of heads. Find the total no.of buffaloes.
Two spherical balls lie on the ground touching. If one of the balls has a radius of 5 cm, and the point of contact is 7 cm above the ground, what is the radius of the other ball?
In a factory, an average of 50 TV's are produced per day for the fist 25days of the months. A few workers fell ill for the next 5days reducing the daily avg for the month to 45 sets/day . The average production per day for day last 5days is ?
A machine is bought for Rs.4000/- and sold at a loss of 20% find its selling price?
Deepa bought a calculator at 30% discount on the listed price. Had she not got the discount, she would have paid 82.50 extra. At what price did she buy the calculator ?
If (n+2)!/n!=182, n=?
If the sum of the interior angles of a regular polygon measures up to 720 degrees, then how many sides does the polygon have?
A train covers a distance in 50 min, if it runs at a speed of 48 kmph on an average. The speed at which the train must run to reduce the time of journey to 40 min will be.
On a map, 2.5 inches represent 25 miles. How many miles approximately is the distance if you measured 55 centimeters assuming that 1-inch is 2.54 centimeters?
The workforce of Company X is 60% female. The company hired 26 additional male workers, and as a result, the percent of female workers dropped to 55%.How many employees did the company have after hiring the additional male workers?
If Jack walked 7 miles in 1 hour and 15 minutes, what was his rate of walking in miles per hour?
A & B partner in a business , A contribute 1/4 of the capital for 15 months & B received 2/3 of the profit . For how long B's money was used
Sachin borrows Rs. 5000 for 2 years at 4% p.a. simple interest. He immediately lends money to Rahul at 25/4% p.a. for 2 years. Find the gain of one year by Sachin.
How many real solutions does the equation x5 + 2x3 + 8x2 + 16 = 0 have?
A mixture of 125 gallons of wine and water contains 20% water. How much water must be added to the mixture in order to increase the percentage of water to 25% of the new mixture?
The bankers discount and the true discount of a sum at 20% per annum simple interest for the same time are Rs.80 and Rs.40 respectively. What is the sum and the time?
What will come in place of the x in the following Number series? 11, 14, 19, 22, 27, 30, 35, x
The set X consists of the following terms: {4,44,444,4444,.....}, where the nth term has n 4's in it for example 10th term is 4444444444. What is the hundreds digit of the sum of the first 55 terms of set X?
In how many different ways can a group of 8 people be divided into 4 teams of 2 people each?
During one month at a particular restaurant, 1/6 of the burgers sold were veggie burgers and 1/6 of the rest of the burgers sold were double-meat. If x of the burgers sold were double-meat, how many were veggie burgers?
The sum t of prime numbers that are greater than 60 but less than 70 is
John took a loan of Rs. 1500 with simple interest for as many years as the rate of interest. If he paid Rs. 540 as interest at the end of loan period, what was the rate of interest?
A sum fetched a total simple interest of Rs. 4016.25 at the rate of 9% p.a. in 5 years. What is the sum?
A person travels from K to L a speed of 50 km/hr and returns by increasing his speed by 50%. What is his average speed for both the trips ?
How many plants will be there in a circular bed whose outer edge measure 34 cms, allowing 4 cm2 for each plant ?
A certain theater has 100 balcony seats. For every $2 increase in the price of a balcony seat above $10, 5 fewer seats will be sold. If all the balcony seats are sold when the price of each seat is $10, which of the following could be the price of a balcony seat if the revenue from the sale of balcony seats is $1,260 ?
The water level in a reservoir has been dropping at the rate of 14 inches per day. Exactly 5 days ago, the water level was at h inches. What will be the water level exactly 4 days from now if the rate at which the level is dropping remains the same?
The average of Suresh’s marks in English and History is 55. His average of marks in English and Science is 65. What is the difference between the marks which he obtained in History and Science?
Divide 71 into 2 parts such that 1 part exceeds the other by 8. What are the 2 no.'s in that part?
Tim and Élan are 60 miles away from one another. They are starting to move towards each other simultaneously, Tim at a speed of 10 Mph and Élan at a speed of 5 Mph. If every hour they double their speeds, what is the distance that Tim will pass until he meets Élan?
James has 300 roses, and he decided to make booke with 50 flowers in each. After that he packed these bookes and wanted to sent some friends. He he decide to arrange the bookes in every possible combination and moved just one booke every 1/4 minute, how long would it taken by him ?
The sum and the product of two numbers are 16 and 64 respectively, the difference of the number is?
A survey of n people in the town of badaville found that 50% of them prefer brand A. Another survey of 100 people in the town of chottaville found that 60% prefer brand A.In total 55% of all the people surveyed together prefer Brand A.What is the total number of people surveyed?
Which of the following is a factor of 18!+1?
Jill works as a waitress at the local diner where she earns an hourly wage of $10.00 per hour and a standard tip rate of 40% of the cost of the orders she serves. If she worked four 16-hour shifts this week and averaged $40 in orders per hour, how much did Jill earn this week?
If 7 persons meet at a reunion and each person shakes hands exactly once with each of the others, what is the total number of handshakes?
A man on tour travels first 100 km at 50 km/hr and the next 160 km at 80 km/hr. Find the average speed for first 260 km of tour.
A train covers a distance of 12 km in 10 min. If it takes 6 sec to pass a telegraph post, then the length of the train is?
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?
Simple interest on a certain sum of money for 4 years at 10% per annum is half the compound interest on Rs. 3000 for 3 years at 12% per annum. The sum placed on simple interest is
If n is an integer, f(n) = f(n-1) - n and f(4)=20. What is the value of f(6)?
Bhuvnesh invests an amount for n years. If the rate of interest is 25% it becomes Rs. 5000. If the rate of interest is 5% it becomes Rs. 3000. For how long it is invested?
In a can, there is a mixture of milk and water in the ratio 4 : 5. If it is filled with an additional 12 litres of milk the can would be full and ratio of milk and water would become 6 : 5. Find the capacity of the can?
10 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?
The sum of the first 80 positive even integers is 2,550. What is the sum of the odd integers from 101 to 200, inclusive?
An empty bucket being filled with paint at a constant rate takes 6 minutes to be filled to 7/10 of its capacity. How much more time D will it take to fill the bucket to full capacity?
A certain club has 10 members, including Harry. One of the 10 members is to be chosen at random to be the president, one of the remaining 9 members is to be chosen at random to be the secretary, and one of the remaining 8 members is to be chosen at random to be the treasurer. What is the probability that Harry will be the member chosen to be the treasurer?
In a mixture 60 litres, the raƟo of milk and water 2 : 1. If the this raƟo is to be 1 : 2, then the quanity of water to be further added is
If 30% of a number is equal to one-fourth of another number, what is the ratio of first number to the second number?
A tap can fill a tank in 2 hours. After half the tank is filled, three more similar taps are opened. What is the total time taken to fill the tank completely?
In a hotel, 60% had vegetarian lunch while 30% had non-vegetarian lunch and 15% had both type of lunch. If 96 people were present, how many did not eat either type of lunch ?
A, B and C started a business with capitals of Rs. 8000, Rs. 10000 and Rs. 12000 respectively. At the end of the year, the profit share of B is Rs. 1600. The difference between the profit shares of A and C is?
One pipe can fill a pool 1.5 times faster than a second pipe. When both pipes are opened, they fill the pool in four hours. How long would it take to fill the pool if only the slower pipe is used?
If log10 2 = 0.3010, then log2 10 is equal to:
65% of x = 20% of 682.50. Find the value of x?
The length of 3 rods are in the ratio 4 : 5 : 6. If the sum of the weights of the longest and the shortest rod is 10 metres more than the length of the third rod, what is the length of the shortest rod?
How many integers are between 5 and 74/5, inclusive?
A diner is having lunch at a salad bar. There are three types of lettuce to choose from, as well as four types of tomatoes, and five types of olives. If the diner picks one type of lettuce, one type of tomato, and one type of olive for the salad, how many total options does the diner have for the salad?
There is a sequence A(n) such that A(n+1)=2A(n)-1 and A(1)=3, where n is a positive integer. What is the value of A(56)-A(55)?
What is 3/7 of 7/8 of 1/3?
The average earning of a mechanic for the first-four days of a week is Rs. 18 and for the last four days is Rs. 22. If he earns Rs . 34 on the fourth day, his average earning for the whole week is ?
UBA Capital recently bought Brand new vehicles for office use. UBA capital only went for Toyota and Honda and bought less of Toyota than Honda at the ratio of 4:6. If 40% of the Toyota bought and 60% of the Honda bought were SUV’s. How many SUV’s did UBA capital buy in the aforementioned purchase?
If R is between (4) and (-4), which of the following can be greatest?
I flew my tiny seaplane to visit my mother. On the flight up, I flew at 110 mph. On the way home, I flew 88 mph. What was my average speed for the trip?
Bradley owns b video game cartridges. If Bradley’s total is one-fourth the total owned by James and three times the total owned by Charlie, how many video game cartridges do the three of them own altogether, in terms of b?
In a school class of 30 youngsters , the average weight of male is 20 kg and the average weight of the female is 25 kg . The fraction of male out of the total youngsters of the class is
A 300 metre long train crosses a platform in 39 seconds while it crosses a post in 18 seconds. What is the length of the platform?
If (2x + 1) times (3x + 1) is an odd integer, then x must be:
The probability of pulling a black ball out of a glass jar is 1/C. The probability of pulling a black ball out of a glass jar and breaking the jar is 1/Y. What is the probability of breaking the jar?
10 women can complete a work in 7 days and 10 children take 14 days to complete the work. How many days will 2 women and 10 children take to complete the work?
A work can be finished in 16 days by 5 women. The same work can be finished in 8 days by sixteen men. The ratio between the capacity of a man and a woman is
Mr Yadav spends 60% of his monthly salary on consumable items and 50% of the remaining on clothes and transport. He saves the remaining amount. If his savings at the end of the year were 38400, how much amount per month would he have spent on clothes and transport?
The speed of a boat in upstream is 100 kmph and the speed of the boat downstream is 130 kmph. Find the speed of the boat in still water and the speed of the stream?
A leak in the bottom of a tank can empty the tank in 6hrs. An pipe fills water at the rate of 4ltrs/ minute. When the tank is full in inlet is opened and due to the leak the tank is empties in 8 hrs. The capacity of the tank is?
Last year, sales at Company Dopler were 2% greater in February than in January, 4% less in March than in Feb, 20% greater in April than in March, 10% less in May than in April, and 10% greater in June than in May. In which month were sales closest to Jan?
Tom wants to buy items costing $25.35, $100.69, and $85.96. He earns $6.50 an hour doing odd jobs. If ten percent of his income is put aside for other purposes, how many hours must he work to earn the money he needs for his purchases? Round your answer to the nearest whole hour.
A fires 5 shots to B's 3 but A kills only once in 3 shots while B kills once in 2 shots. When B has missed 27 times, how many birds A has killed?
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 20% profit?
A and B can finish a work in 16 days while A alone can do the same work in 24 days. In how many days B alone will complete the work?
From a group of 7 men and 6 women, five persons are to be selected to form a committee so that at least 3 men are there on the committee. In how many ways can it be done?
If 20% of a number = 300, then 120% of that number will be?
1 ÷ [1 + 1 ÷ {1 + 1 ÷ (1 ÷ 1)}] = ?
At what rate percent on simple interest will Rs.750 amount to Rs.900 in 2 years?
The sum of two numbers is 16, and twice their difference is 4. What are the two numbers?
Pat's watch gains an extra 10 seconds every 2 hours. Kim's watch loses 5 seconds every 3 hours. If both watches are set to correct time at 8 o'clock in the morning and run without interruption, after 60 hours, what will be the difference in time between Pat's watch and Kim's watch?
P and Q started a business investing Rs 10000 and Rs 15000 resp. In what ratio the profit earned after 2 years be divided between P and Q respectively.
How many 3-digit even numbers are possible such that if one of the digits is 3, the next/succeeding digit to it should be 7?
The unit digit in the product 7858*1086*4582*9783 is?
A contest will contain n questions each of which is to be answered either true or false. Anyone who answers all n questions correctly will be a winner what is the least value of n for which the probability is less then 1/1000 then a person who randomly guesses the answer to each q's will be a winner?
Solve the equation for x : 6x - 27 + 3x = 4 + 9 - x
An article is bought for Rs.600 and sold for Rs.350, find the loss percent?
A train 140 m long, running with a speed of 63 km/hr will pass a tree in?
If n is the smallest integer such that 72 times n is the square of an integer, what is the value of n?
Find the smallest +ve mathematical number which is spelled in an alphabetical order ?
If 6 (A's capital) = 8 (B's capital) = 10 (C's capital). Then the ratio of their capitals is:
A train passes a station platform in 42 seconds and a man standing on the platform in 22 seconds. If the speed of the train is 54 km/hr, what is the length of the platform?
The Product of two number is 20. The sum of square of the two number is 81. Find the sum of the numbers
A rectangular tank needs to be coated with insulation. The tank has dimensions of 4 feet, 5 feet, and 3 feet. Each square foot of insulation costs $20. How much will it cost to cover the surface of the tank with insulation?