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big_math_dataset

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A house wife saved $5 in buying an item on sale. If she spent $48 for the item, approximately how much percent she saved in the transaction?
Income and expenditure of a person are in the ratio 4 : 3. If the income of the person is Rs. 20000, then find his savings?
There are 640 students in a school. The ratio of boys and girls in this school is 3:5. Find the total of girls & boys are there in this school?
Which of the following numbers is the largest?
Find out the C.I on Rs.5000 at 4% p.a. compound half-yearly for 1 1/2 years
A certain sum of money at simple interest amounted Rs.640 in 10 years at 3% per annum, find the sum?
By selling an article at Rs.800, a shopkeeper makes a profit of 25%. At what price should he sell the article so as to make a loss of 30%?
Of the following, which is greater than 1/2 ? Indicate ALL such fractions
In how many different ways can the letters of the word "POLICE" be rearrangement?
What is the units digit of 16^83 × 13^82 × 11^87?
Sandhiya purchased a briefcase with an additional 10% discount on the reduced price after deducting 20% on the labelled price. If the labelled price was Rs. 1400, at which price did she purchase the briefcase?
A wire can be bent in the form of a circle of radius 56cm. If it is bent in the form of a square, then its area will be
The average of runs of a cricket player of 20 innings was 32. How many runs must he make in his next innings so as to increase his average of runs by 3 ?
If 36 men can do a piece of work in 25 hours, in how many hours will 13 men do it ?
If one of the followings is the product of the two 3-digit integers 8L7 and 6K9 (K and L denote the tens digit of the respective integers), then that product must be
The total of 344 of 20 paise and 25 paise make a sum of Rs. 71. The no of 20 paise coins is
If a = 105 and a^3 = 21 × 25 × 45 × z, what is the value of z?
Two trains each 250 m in length are running on the same parallel lines in opposite directions with the speed of 80 kmph and 60 kmph respectively. In what time will they cross each other completely?
Which number is the odd one out ? 9654 4832 5945 7642 7963 8216 3649
60% of a number is added to 120, the result is the same number. Find the number?
How many of the following numbers are divisible by 132 ? 264, 396, 462, 792, 968, 2178, 5184, 6336
In a particular state, 70% of the counties received some rain on Monday, and 55% of the counties received some rain on Tuesday. No rain fell either day in 35% of the counties in the state. What percent of the counties received some rain on Monday and Tuesday?
Insert the missing number. 2, 6, 12, 20, 30, 42, 56,72, 90, 110 (....)
Given that 29a031 × 342 = 100900b02 where a and b denote two missing digits, what is the value of a + b ?
If 0.75 : x : : 5 : 8, then x is equal to
There are 14 slate rocks, 20 pumice rocks, and 10 granite rocks randomly distributed in a certain field. If 2 rocks are chosen at random and without replacement, what is the probability that both rocks will be slate rocks?
What Should come in place of the question mark in the following number series ? Q. 5 8 10 12 16 (?)
A furniture dealer purchased a desk for $180 and then set the selling price equal to the purchase price plus a markup that was 40% of the selling price. If the dealer sold the desk at the selling price, what was the amount of the dealer's gross profit from the purchase and the sale of the desk?
Some pens are divided among A, B, C and D. A gets twice the number of pens that B gets. C gets the same number of pens as D gets. If A gets 25 pens more than D and the ratio of the number of pens that B and C get is 2:3, then find the number of pens that D gets?
A thief goes away with a SANTRO car at a speed of 40 kmph. The theft has been discovered after half an hour and the owner sets off in a bike at 50 kmph when will the owner over take the thief from the start?
The game of blackjack is played with a deck consisting of 13 cards (one of each of the numbers 2-10, one jack, one queen, one king, and one of ace) in each of four suits: clubs, diamonds, hearts, and spades. In a game of blackjack, if your first card is a spade, what are the odds that it is a jack?
A certain store sold pens for $0.35 each and pencils for $0.25 each. If a customer purchased both pens and pencils from the store for a total of $3.50, what total number of pens and pencils did the customer purchase?
The length of a rectangular plot is thrice its breadth. If the area of the rectangular plot is 2028 sq m, then what is the breadth of the rectangular plot?
Stacy and Heather are 40 miles apart and walk towards each other along the same route. Stacy walks at constant rate that is 1 mile per hour faster than heather's constant rate of 5 miles/hour. If Heather starts her journey 24 minutes after Stacy, how far from the original destination has Heather walked when the two mee...
How many different 6-letter sequences are there that consist of 1A, 3B's and 4C's ?
Given distinct positive integers 1, 11, 4, x, 2, and 9, which of the following could be the median?
How many pounds of salt at 80 cents/lb must be mixed with 40 lbs of salt that costs 35 cents/lb so that a merchant will get 20% profit by selling the mixture at 48 cents/lb?
The average (arithmetic mean) of the even integers from 0 to 200 inclusive is how much greater than the average (arithmetic mean) of the even integers from 0 to 100 inclusive?
The distance between Delhi and Mathura is 100 kms. A starts from Delhi with a speed of 50 kmph at 7 a.m. for Mathura and B starts from Mathura with a speed of 45 kmph at 8 p.m. from Delhi. When will they meet?
There are 4 chess amateurs playing in Villa's chess club tournament. If each chess amateur plays with exactly 4 other amateurs, what is the total number of chess games possible to be played in the tournament?
What is the greatest 6-digit number when divided by 6, 7 ,8 , 9, and 10 leaves a remainder of 3, 4, 5, 6 and 7 respectively?
The speed of a boat in upstream is 60 kmph and the speed of the boat downstream is 100 kmph. Find the speed of the boat in still water and the speed of the stream?
If Reena says, “Anjali's father Raman is the only son of my father-in-law Ramanand”, then how is Piyu, who is the sister of Anjali, related to Ramanand ?
Sachin is younger than Rahul by 7 years. If the ratio of their ages is 7:9, find the age of Sachin
A train covers a distance of 1250 km in 25hrs. Find the speed of the train?
Arrange fractions in descending order
In an exam, Bobby scored 38 percent, Bonny scored 56 percent, Vijay scored 66 percent and Libin scored 75 percent. The maximum score awarded in the exam is 500. Find the average mark scored by all the three boys?
A man borrowed Rs 24000 from two money lenders. For one loan, he paid 15% per annum and for the other 18% per annum. At the end of one year, he paid Rs 4050. How much did he borrow at each rate ?
Company Z has 48 employees. If the number of employees having birthdays on Wednesday is more than the number of employees having birthdays on any other day of the week, each of which have same number of birth-days, what is the minimum number of employees having birthdays on Wednesday.
The faces of pyramid are to be painted by 4 different colors. In how many ways can be this be done?
Two pipes A and B can fill a tank in 36 hours and 46 hours respectively. If both the pipes are opened simultaneously, how much time will be taken to fill the tank?
The length of a room is 5.5 m and width is 3.75 m. Find the cost of paying the floor by slabs at the rate of Rs. 800 per sq.metre.
Which number is the odd one out in the list ?
If n is a prime number greater than 3, what is the remainder when n^2 is divided by 13?
1,234 1,243 1,324 ..... .... +4,321 The addition problem above shows four of the 24 different integers that can be formed by using each of the digits 1,2,3,4 exact;y once in each integer. What is the sum of these 24 integers?
If Rs.450 amount to Rs.540 in 4 years, what will it amount to in 6 years at the same rate % per annum?
The average weight of 10 persons increases by 4.2 kg when a new person comes in place of one of them weighing 65 kg. What might be the weight of the new person?
Walking 7/6 of his usual rate, a boy reaches his school 4 min early. Find his usual time to reach the school?
Sides of a rectangular park are in the ratio 3: 2 and its area is 3750 sq m, the cost of fencing it at 50 ps per meter is?
At what time between 5 and 6 o' clock are the hands of a 3 minutes apart ?
An order was placed for the supply of a carper whose length and breadth were in the ratio of 3 : 2. Subsequently, the dimensions of the carpet were altered such that its length and breadth were in the ratio 7 : 3 but were was no change in its parameter. Find the ratio of the areas of the carpets in both the cases?
The perimeter of a semi circle is 108 cm then the radius is?
In a bag of small balls 1/4 are green, 1/8 are blue, 1/12 are yellow and the remaining 26 white. How many balls are blue?
The number obtained by interchanging the digits of a two-digit number is less than the original number by 36. The sum of the digits of the number is 8. What is the original number ?
Solution for 2.12+.004+.345
How many seconds will a 500 metre long train take to cross a man walking with a speed of 3 km/hr in the direction of the moving train if the speed of the train is 63 km/hr ?
The dimensions of a room are 25 feet * 15 feet * 12 feet. What is the cost of white washing the four walls of the room at Rs. 9 per square feet if there is one door of dimensions 6 feet * 3 feet and three WINDOWS of dimensions 4 feet * 3 feet each?
There is a right angle triangle inside a circle of diameter 18cm. Inside this triangle ,there is another circle of diameter 6 cm. Find the perimeter of the triangle.
Which is better investment, 12% stock at par with an income tax at the rate of 5paise per rupee or 14 2/7 % stock at 120 free from income tax?
If a(a - 4) = 12 and b(b -4) = 12, where a ≠ b, then a + b =
Two trains travelling in the same direction at 55 and 40 kmph completely pass off another in 1 minute. If the length of the first train is 139 m, what is the length of the second train?
In how many ways can 5 different toys be packed in 3 identical boxes such that no box is empty, if any of the boxes may hold all of the toys ?
In a class there are 20 boys and 25 girls. In how many ways can a boy and a girl be selected?
Two persons start running simultaneously around a circular track of length 300 m from the same point at speeds of 15 km/hr and 25 km/hr. When will they meet for the first time any where on the track if they are moving in opposite directions?
What number is obtained by adding the units digits of 734^98 and 347^82?
A prize of $1200 is to be distributed among 40 winners, each of whom must be awarded at least $40. If 2/5 of the prize will be distributed to 3/5 of the winners, what is the greatest possible individual award?
What is the product between the place values of two 8's in the numeral 780.38
Rs.1200 divided among P, Q and R. P gets half of the total amount received by Q and R. Q gets one-third of the total amount received by P and R. Find the amount received by R?
A man goes from A to B at a speed of 20 kmph and comes back to A at a speed of 30 kmph. Find his average speed for the entire journey?
Six bells commence tolling together and toll at intervals of 2, 4, 6, 8 10 and 12 seconds respectively. In 30 minutes, how many times do they toll together ?
Two trains 150 meters and 180 meters long are running in the same direction with speeds of 102 km/hr, 66km/hr. In how much time will the first train cross the second
The average salary of workers in an industry is Rs.200 the average salary of technicians being Rs.400 and that of non-technicians being Rs.125. What is the total number of workers?
A, B and C shared profits in ratio of 5 : 7 : 6. Theypartnered for 14months, 8months and 7months respectively. What was he ratio of their investments ?
When p is divided by 9, the remainder is 7. All of the following are possible values of p, except for which of the following?
There are 10 points on a circle. A hexagon can be formed by linking 3 of the 10 points. How many such hexagons are possible?
A bookshop had science and art books in the ratio of 2:5. By the end of the week, 20% of both type of books were sold and 2240 books were unsold. How many science books were there at the starting?
If a boat goes 6 km upstream in 30 minutes and the speed of the stream is 3 kmph, then the speed of the boat in still water is
The ratio of buses to cars on River Road is 1 to 13. If there are 60 fewer buses than cars on River Road, how many cars are on River Road?
What is the greatest prime factor of (11!10!) + (11!12!)?
Find the invalid no.from the following series 15 46 63 71 75 77 78
Rs.750/- distributed among A,B and C such that on decreasing their shares by RS.15,RS.10 and RS.5 respectively, The balance money would be divided among them in the ratio 3:4:5. Then, A’s share is:?
If annual decrease in the population of a town is 10% and the present number of people is 500 what will the population be in 1 year?
Find a sum for first 8 prime numbers?
Two third of three fourth of a number is 24. Then one third of that number is
Two trains, one from Howrah to Patna and the other from Patna to Howrah, start simultaneously. After they meet, the trains reach their destinations after 9 hours and 16 hours respectively. The ratio of their speeds is?
find the average of first 40 natural numbers?
Which of the following numbers is not prime? (Hint: avoid actually computing these numbers.)
What is the local value of 7 in the difference of 100889 and local value of 3 in 28943712?
What percent of 15 is 15 percent of 1?
An article was sold after a discount of 20% and there wasa gain of 20%. If the profit made onit was Rs.6 less than thediscount offered on it, find its SP?