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big_math_dataset

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A 180 meter long train crosses a man standing on the platform in 9 sec. What is the speed of the train?
If the annual interest on a principal is 8%, how many years before the amount is double?
The first doughnut is priced at $1 and then if you purchase additional doughnuts as dozens then the price is $6/dozen. What is the total number of doughnuts purchased if you paid $24?
The toll T, in dollars, for a truck using a certain bridge is given by the formula T = 1.50 + 0.50( x − 2), where x is the number of axles on the truck. What is the toll for an 18-wheel truck that has 2 wheels on its front axle and 2 wheels on each of its other axles?
How many different sets of positive square integers D, each greater than 1, add up to 75?
A man swims downstream 72 km and upstream 45 km taking 9 hours each time; what is the speed of the current?
A envelop weight 8.2 gm,if 800 of these envelop are sent with an advertisement mail. How much wieght?
A table is bought for Rs.400/- and sold at Rs.550/- find gain or loss percentage
A can finish a work in 18 days and B can do the same work in 15 days. B worked for 10 days and left the job. In how many days, A alone can finish the remaining work?
The breadth of a rectangular hall is two-thirds of its length. If the area of the hall is 2400 sq metres, what is the length in metres?
A man can row 4 kmph in still water. When the river is running at 1.2 kmph, it takes him 1 hour to row to a place and black. What is the total distance traveled by the man?
The standard model numbers of cell phones in a company are 1 letter followed by 6 digits. How many different model numbers are possible if letters and digits can be repeated?
A,B,C can complete a piece of work in 25,5,10 days. Working together, they complete the same work in how many days?
If 70 percent of 600 is 40 percent of x, then x=?
Average of money that group of 4 friends pay for rent each month is $800.After one persons rent is increased by 20% the new mean is $860.What was original rent of friend whose rent is increased?
In 100 m race, A covers the distance in 36 seconds and B in 45 seconds. In this race A beats B by:
A fort of 4000 soldiers has provisions for 100 days. After 20 days some of them left and the food was now enough for the same period of 100 days as before. How many of them left?
Girl and Boy together can complete a piece of work in 35 days while Girl alone can complete the same work in 60 days. Boy alone will be able to complete the same working in:
A tank is filled by three pipes with uniform flow. The first two pipes operating simultaneously fill the tank in the same time during which the tank is filled by the third pipe alone. The second pipe fills the tank 5 hours faster than the first pipe and 4 hours slower than the third pipe. The time required by the first...
You collect baseball cards. Suppose you start out with 15. Since her father makes baseball cards, Cindy decides to quadruple your baseball cards. Since you're nice, you give Mike 10 baseball cards. Tiffany gives you another 12 baseball cards. Pearl gives you another 23 baseball cards. How many baseball cards do you hav...
It costs a man 75 dollars to buy the things that he needs to make hotdogs. The city allows him to sell his hotdog somewhere near the city hall. However, the city hall charges him 1 dollar for each hotdog sold Calculate the break even point if the price he charges for 1 hotdog is $1.50
In what time will a railway train 60 m long moving at the rate of 36 kmph pass a telegraph post on its way?
A contractor is engaged for 30days on the condition that he receives Rs.25 for each day he works &is fined Rs.7.50 for each day is absent. He gets Rs.490 in all. For how many days was he absent?
{-10, -6, -5, -4, -2.5, -1, 0, 2.5, 4, 6, 7, 10} A number is to be selected at random from the set above. What is the probability that the number selected will be a solution of the equation (x-5)(x+8)(2x-5) = 0?
The average score of a cricketer for seven matches is 56 runs. If the average for first four matches is 46, then average for last three matches is
Find the arithmetic mean L of all roots of the following equation- see an attachment.
If in a game of 80, P can give 16 points to Q and R can give 20 points to P, then in a game of 150, how many points can R give to Q?
Find: S.l. on Rs 3000 at 18% per annum for the period from 4th
In how much time will interest on Rs. 2300 at 4 1/2 percent p/a be Rs.310.50
What will be the fraction of 8%
Two boys picked up 30 mangoes .In how many ways can they divide them if all mangoes be identical?
Compound interest earned on a sum for the second and the third years are Rs.12500 and Rs.14000 respectively. Find the rate of interest?
A bag contains six white and four red balls. Two balls are picked at random from the bag. What is the probability that they both are different color?
Joe needs to paint all the airplane hangars at the airport, so he buys 360 gallons of paint to do the job. During the first week, he uses 1/4 of all the paint. During the second week, he uses 1/7 of the remaining paint. How many gallons of paint has Joe used?
Let d > c > b > q. If c is twice as far from q as it is from d, and b is twice as far from c as it is from q, then (d - b)/(d - q) = ?
The ratio of two numbers is 2/3, and if a 1 is subtracted from the numerator and a 1 is added to the remainder the ratio becomes 1/2, then the numbers are.
A jar full of whiskey contains 40% alcohol. A part of this whiskey is replaced by another containing 19% alcohol and now the percentage of alcohol was found to be 26%. The quantity of whiskey replaced is?
Which 2 digit number has its digits reversed when you double it and take 1?
The ratio of the ages of Mini and Minakshi is 4 : 3. The sum of their ages is 21 years. The ratio of their ages after 8 years will be
A goods train runs at the speed of 72 km/hr and crosses a 290 m long platform in 26 sec. What is the length of the goods train?
Find the difference between C.I and S.I on a sum of money Rs. 2000 for 2 years. at 4% p.a
Fox jeans regularly sell for $15 a pair and Pony jeans regularly sell for $18 a pair. During a sale these regular unit prices are discounted at different rates so that a total of $8.55 is saved by purchasing 5 pairs of jeans: 3 pairs of Fox jeans and 2 pairs of Pony jeans. If the sum of the two discount rates is 22 per...
(786×74) ÷ ? = 4847
How many odd numbers between 10 and 2000 are the squares of integers?
If x^2−2ax+a^2=0 get value of x/a
If 75 percent of a class answered the first question on a certain test correctly, 70 percent answered the second question on the test correctly, and 20 percent answered neither of the questions correctly, what percent answered both correctly?
If (a-5)(b-2) =0, which of the following must be true ? I. a=5 and b=2 II. if a is not 5, then b=2 III. if a=5, then b is not=2
If the compound interest on a certain sum of money for 5 years at 10% per annum be Rs. 993, what would be the simple interest?
10 camels cost as much as 24 horses, 16 horses cost as much as 4 oxen and 6 oxen as much as 4 elephants. If the cost of 10 elephants is Rs.150000, find the cost of a camel?
√{(6.3)(10^9)} is closest to which of the following?
In an examination, there were 2,000 candidates, out of which 900 candidates were girls and rest were Boys. If 30% of the boys and 32% of the girls passed, then the total percentage of failed candidates is?
If the average (arithmetic mean) of 5 positive temperatures is x degrees Fahrenheit, then the sum Q of the 3 greatest of these temperatures, in degrees Fahrenheit, could be
There are 79 people that own pets. 15 people own only dogs, 10 people own only cats, 5 people own only cats and dogs, 3 people own cats, dogs and snakes. How many total snakes are there?
A is 20% more efficient than B .how much time they will working together take to complete a job which A alone could have done in 15 days?
If the average (arithmetic mean) of a and b is 45 and the average of b and c is 60, what is the value of c − a?
Two members of a club are to be selected to represent the club at a national meeting. if there are 190 different possible selections of the 2 members, how many members does the club have?
In how many ways 3 boys and 3 girls can be seated in a row so that they are alternate.
A car driver travels from the plains to the hill station, which are 200 km apart at an average speed of 55km/hr. in return trip, he covers the same distance at an average speed of 20km/hr. the average speed of the car over the entire distance of 400 km is
Which of the following expressions CANNOT have a negative value
(2^2-1)(2^2+1)(2^4+1)(2^10+1)=
A committee of three people is to be chosen from 6 married couples. What is the number of different committees that can be chosen if two people who are married to each other cannot both serve on the committee?
Ramesh can finish a piece of work in 12 days. Rohan is twice as efficient as Ramesh.If they work together how many days will they need to finish the same amount of work?
An article is bought for Rs.600 and sold for Rs.500, find the loss percent?
he population of a city is 130,000. If it increases at the rate of 6% per annum, then what will be its population 2 years hence?
In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random. What is the probability of getting a prize?
The ages of two persons differ by 20 years. If 5 years ago, the elder one be 5 times as old as the younger one, their present ages (in years) are respectively
A profit of Rs. 600 is divided between X and Y in the ratio of 1/2:1/3 . What is the difference between their profit shares ?
The average age of 15 students of a class is 15 years. Out of these, the average age of 4 students is 14 years and that of the other 10 students is 16 years. The age of the 15th student is
If x and y are positive real numbers such that x + y = 1, which of the following could be the value of 100x + 700y? I. 90 II. 250 III. 699
In the first 8 overs of a cricket game, the run rate was only 2.3 What should be the rate in the remaining 20 overs to reach the target of 260 runs?
After an ice began to melt out from the freezer, in the first hour lost 3/4, in the second hour lost 3/4 of its remaining. If after two hours, the volume is 0.2 cubic inches, what is the original volume of the cubic ice, in cubic inches?
5, 25, 61, 113, ?
In a box, there are 10 red, 6 blue and 5 green balls. One ball is picked up randomly. What is the probability that it is neither red nor blue?
A man has Rs. 192 in the denominations of one-rupee notes, five-rupee notes and ten-rupee notes. The number of notes of each denomination is equal. What is the total number of notes that he has ?
If a, b, q are integers, 33 = abq, and a < b < q, what is the smallest possible value of a?
Six points lie on the circumference of a ellipse. What is the positive difference between the number of triangles and the number of quadrilaterals that can be created by connecting these points?
What is the value of: 7^9 - 7^11 ?
Two letters from the word FARTHING are selected at random. What is the probability that at least one of the selected letters is a consonant? Two letters from the word FARTHING are selected at random. What is the probability that at least one of the selected letters is a consonant?
A train running at the speed of 60 km/hr crosses a pole in 9 seconds. Find the length of the train.
To reach her destination, Jeanette must drive 90 miles. If she drives 6 miles every 7 minutes, how much time will it take her to reach her destination?
When the number 1y92355 is exactly divisible by 11, then the smallest whole number in place of y is?
Sonika deposited Rs.8000 which amounted to Rs.9200 after 3 years at simple interest. Had the interest been 2% more. She would get how much?
In the faculty of Reverse-Engineering, 226 second year students study numeric methods, 423 second year students study automatic control of airborne vehicles and 134 second year students study them both. How many students are there in the faculty if the second year students are approximately 70% of the total?
Eighty percent of the lights at Hotel California are on at 8 p.m. a certain evening. However, forty percent of the lights that are supposed to be off are actually on and ten percent of the lights that are supposed to be on are actually off. What percent of the lights that are on are supposed to be off?
If p is the product of the integers from 1 to 30, inclusive, what is the greatest integer k for which 3^k is a factor of p ?
A can give B 100 meters start and C 200 meters start in a kilometer race. How much start can B give C in a kilometer race?
A train 2500 m long can cross an electric pole in 50 sec and then find the speed of the train?
How many kilograms of sugar costing Rs. 9 per kg must be mixed with 27 kg of sugar costing Rs. 7 per kg so that there may be a gain of 10 % by selling the mixture at Rs. 9.24 per kg?
A train traveling at 100 kmph overtakes a motorbike traveling at 64 kmph in 40 seconds. What is the length of the train in meters?
A man can row 9 kmph in still water. When the river is running at 1.2 kmph, it takes him 1 hour to row to a place and back. What is the total distance traveled by the man?
Each year for 4 years, a farmer increased the number of trees in a certain orchard by 1/4 of the number of trees in the orchard of the preceding year. If all of the trees thrived and there were 3125 trees in the orchard at the end of 4 year period, how many trees were in the orchard at the beginning of the 4 year perio...
32% of 5/8 =
The average weight of A, B and C is 45 kg. If the average weight of A and B be 40 kg and that of B and C be 43 kg, then the weight of B is:
A piece of work can finish by a certain number of men in 100 days. If however, there were 10 men less, it would take 10 days more for the work to be finished. How many men were there originally?
There are 24 students in Chad’s class. He brought 29 cookies to pass out for his birthday. How many cookies will each student get? Will there be any cookies left over?
A magician holds one six-sided die in his left hand and two in his right. What is the probability the number on the dice in his left hand is greater than the sum of the dice in his right?
There are 6 ladies and 4 gents to dine at a round table. In how many ways can they seat themselves so that no two gents are seated together.
A man covered a certain distance at some speed. If he had moved 3 kmph faster, he would have taken 40 minutes less. If he had moved 2 kmph slower, he would have taken 40 minutes more. What is the distance in km?
The average score of a cricketer for twelve matches is 48 runs. If the average for first eight matches is 40, then average for last four matches is
Last year’s receipts from the sale of greeting cards during the week before Mother’s Day totaled $239 million, which represented 10 percent of total greeting card sales for the year. Total greeting card sales for the year totaled how many million dollars?