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big_math_dataset

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Simple interest on a sum at 5% per annum for 2 years is Rs.90. The C.I. on the same sum for the same period is?
A piece of ribbon is cut from a role that can now make 189 more pieces and an additional piece of 30mm. If the full role after the piece was cut is 600mm, what is the length of the ribbon that was cut?
There is an increase of 30% in the production of milk chocolates in Amul Dairy in one month. If now it is 6,500 milk chocolates per month, what was it one month ago?
Cheese, bologna, and peanut butter sandwiches were made for a picnic in a ratio of 5 to 7 to 8. If a total of 140 sandwiches were made, how many bologna sandwiches were made?
Six years ago, the ratio of the ages of Kunal and Sagar was 6 : 5. Four years hence, the ratio of their ages will be 11 : 10. What is Sagar's age at present?
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. 3200. With the help of C, they completed the work in 3 days. How much is to be paid to C?
A glucose solution contains 15 grams of glucose per 100 cubic centimeters of solution. If 45 cubic centimeters of the solution were poured into an empty container, how many grams of glucose would be in the container?
Last year Elaine spent 20% of her annual earnings on rent. This year she earned 25% more than last year and she spent 30% of her annual earnings on rent. The amount she spent on rent this year is what percent of the amount spent on rent last year?
The present ages of three persons are in proportions 4:7:9. Eight years ago, the sum of their ages was 56. Find their present ages.
A man goes 50Km north , then turned left walked 40Km, then turned right ? In which direction he is?
Grace has enough money to buy 45 bricks. If the bricks each cost 10 cents less, Grace could buy 5 more bricks. How much money does Grace have to spend on bricks?
The distance that light travels in one year is approximately 5,870,000,000,000 miles. The distance light travels in 20 years is:
What is the units' digit of the following expression (13)^5*(13)^10*(17)^5?
If the cost price is 86% of the selling price, then what is the profit percent?
A can do a piece of work in 4 days. B can do it in 9 days. With the assistance of C they completed the work in 2 days. Find in how many days can C alone do it?
A side of beef lost 50 percent of its weight in processing. If the side of beef weighed 750 pounds after processing, how many pounds did it weigh before processing?
A train running at the speed of 60 km/hr crosses a pole in 9 sec. What is the length of the train?
In a kilometre race, A can give B a start of 100 m or 15 seconds. How long does A take to complete the race?
The set X = {6,7,8,9}. The set Y = {2,3,4,5}. We will randomly choose one element x from set X and one element y from set Y. What is the probability that x / y will be an integer?
The average age of 32 students in a group is 14 years. When teacher’s age is included to it, the average increases by one. What is the teacher’s age in years?
Today John is 3 times older than Mark. If in 12 years, John will be one year younger than twice the age of Mark on that day, how old is John today?
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?
A can do a piece of work in 30 days; B can do the same in 50 days. How many days will it take the work to get finished if A and B work together?
8th Dec 2007 was Saturday, what day of the week was it on 8th Dec, 2006?
Present ages of Solomon and Arnald are in the ratio of 5:4 respectively. Three years hence, the ratio of their ages will become 11:9 respectively. What is Arnald present age in years?
In a school 10% of the boys are same in number as 1/5th of the girls. what is the ratio of boys to the girls in the school?
The compound interest on rs.30000 at 7% per annum is Rs.4347. The period is
The sum of ages of 4 children born 4 years different each is 48 yrs. What is the age of the Elder child?
A goods train runs at the speed of 72 km/hr and crosses a 250 m long platform in 26 sec. What is the length of the goods train?
The average age of a group of 12 students is 20years. If 4 more students join the group, the average age increases by 1 year. The average age of the new students is
A certain hall contains two cuckoo clocks. If the first clock chirps 20 times per hour and the second clock chirps 10 times per hour, and both clocks chirp for the first time at 2:03 PM, at what time will the first clock have chirped three times as many times as the second clock can chirp per hour?
A man goes downstream at 11 kmph, and upstream8 kmph. The speed of the stream is
How many integers between 100 and 170, inclusive, cannot be evenly divided by 3 nor 5?
A chemical supply company has 60 liters of a 30% HNO3 solution. How many liters of pure undiluted HNO3 must the chemists add so that the resultant solution is a 50% solution?
On an order of 5 dozen boxes of a consumer product, a retailer receives an extra dozen free. This is equivalent to allowing him a discount of?
How many 4 digit number contain number 2 ?
Denise is trying to open a safe whose combination she does not know. IF the safe has 4000 possible combinations,and she can try 50 different possibilities,what is the probability that she does not pick the one correct combination.
The ratio of male to female in a class is 3:3. the career preference of the students in the class are to be represented in a circle graph. If the area of the graph allocated to each career preference is to be proportional to the number of students who have that career preference, how many degrees of the circle should b...
A boat whose speed is 15 k/hr in still water goes 30 k/he downwards and come back in total 4 hr 30 min what is the speed of stream in k/hr ?
Find the odd man out 4, 9, 16, 25, 36, 50, 64, 81
16 men can complete a piece of work in 25 days. In how many days can 20 men complete that piece of work?
Of all the players in a professional baseball league, 1/2 are foreign-born, including 1/3 of the pitchers. If 3/4 of the players are pitchers, what percentage of the players who are not pitchers are foreign-born?
Murali travelled from city A to city B at a speed of 40 kmph and from city B to city C at 60 kmph. What is the average speed of Murali from A to C given that the ratio of distances between A to B and B to C is 2 : 3?
A lemonade stand sold only small and large cups of lemonade on Tuesday. 3/5 of the cups sold were small and the rest were large. If the large cups were sold for 7/3 as much as the small cups, what fraction of Tuesday's total revenue was from the sale of large cups?
A monkey start climbing up a tree 17 ft tall.Each hour it hops 3 ft and slips back 2 ft. How much time would it take the monkey to reach the top.
If x is an integer, which of the following is a possible value of K=(x^2 +2x – 7)/9?
Of the 550 people attending a conference, 300 have signed up for the Marketing workshop and 400 have signed up for the Accounting workshop. If 110 of the people attending did not sign up for either workshop, then the number of people who signed up for both the Marketing and the Accounting workshops is:
A spends 90% of his salary and B spends 85% of his salary. But savings of both are equal. Find the income of B, if sum of their incomes is Rs. 5000.
A box contain a certain number of balls, marked successively from 1 to n. If there are 55 different ways that two balls can be selected from the box such that the ball with number 3 marked on it is not selected, then what is the value of n?
What is the tens digit of 6^19?
A and B entered into partnership with capitals in the ratio 4 : 5. After 3 months, A withdrew ¼ of his capital and B withdrew 1/5 of his capital. At the end of 10 months, the gain was Rs. 760. What is A's share in the profit?
A box contains nine bulbs out of which 4 are defective. If four bulbs are chosen at random, find the probability that exactly three bulbs are good
Two men and three women working 7 hours a day finish a work in 5 days. Four men and four women working 3 hours a day complete the work in 7 days. The number of days in which only 7 men working 4 hours a day will finish the work is?
The ratio of a compound, by weight, consisting only of substances x, y, and z is 4:6:10, respectively. Due to a dramatic increase in the surrounding temperature, the composition of the compound is changed such that the ratio of x to y is halved and the ratio of x to z is tripled. In the changed compound, if the total w...
Two cars start together in the same direction from the same place. The first goes with uniform speed of 10 kmph. The second goes at a speed of 8 kmph in the first hour and increases its speed by 1/2 kmph each succeeding hours. After how many hours will the second car overtake the first, if both cars go non stop?
What is the smallest of six consecutive odd integers whose average (arithmetic mean) is z + 2?
Rahul went to a shop and bought things worth Rs. 25, out of which 30 Paise went on sales tax on taxable purchases. If the tax rate was 6%, then what was the cost of the tax free items?
How many kg of pure salt must be added to 100kg of 10% solution of salt and water to increase it to a 35% solution?
If each digit in the set A = {1, 2, 3, 4, 5, 6, 7, 8, 9} is used exactly once, in how many ways can the digits be arranged?
A and B can do a piece of work in 4 days, B and C in 6 days, C and A in 3 days. How long will C take to do it?
What is the time required for a bike to cover a distance of 450 km with a speed of 90 kmh?
The circumference of the front wheel of a cart is 30 ft long and that of the back wheel is 32 ft long. What is the distance traveled by the cart, when the front wheel has done five more revolutions than the rear wheel?
A person covers a distance in 18 minutes. If runs at a speed of 12 km per hour on an average. Find the speed at which he must run to reduce the time of journey to 5 minutes.
If x is 50 percent greater than 88, then x =
A cycle is bought for Rs.900 and sold for Rs.1080, find the gain percent?
A university cafeteria offers 22 flavors of pizza - Hawaiian and vegetarian. If a customer has an option (but not the obligation) to add extra cheese, mushrooms or both to any kind of pizza, how many different pizza varieties are available ?
In a question on division with zero remainder, a candidate took 12 as divisor instead of 21. The quotient obtained by him was 35. The correct quotient is:
If x and y are positive integers that have remainders of 2 and 5, respectively, when divided by 7, which of the following could be the sum of x and y?
The ratio between the present ages of P and Q is 6:7. If Q is 4 years old than P, what will be the ratio of the ages of P and Q after 4 years
If x^2 = 111, which of the following is closest to a potential value of x?
A box contains 5 green balls, 4 red balls and 6 white balls. A ball is drawn at random from the box. What is the probability that the ball drawn is either red or green?
There are some pigeons and hares in a zoo. If heads are counted, there are 200. If legs are counted, there are 580. The number of hares in the zoo is?
Mona and Donald fly to Rome for the weekend. They take cash only in notes of $10 and notes of €10. Mona carries three times the amount of euros Donald carries. She also carries as many dollars as Donald carries. The number of €10 notes they take is double the number of $10 notes they take. If Donald carries a total of ...
An error 1% in excess is made while measuring the side of a square. What is the percentage of error in the calculated area of the square?
A man swims downstream 36 km and upstream 18 km taking 3 hours each time, what is the speed of the man in still water?
he ratio between the sale price and the cost price of an article is 5:6. What is the ratio between the profit and the cost price of that article?
In a class of 40 students, 12 enrolled for both English and German. 22 enrolled for German. If the students of the class enrolled for at least one of the two subjects, then how many students enrolled for only English and not German?
The population of a town is 20000. It increases annually at the rate of 20% p.a. What will be its population after 2 years?
Simran started a software business by investing Rs. 50,000. After six months, Nanda joined her with a capital of Rs. 80,000. After 3 years, they earned a profit of Rs. 21,000. What was Simran's share in the profit?
How many three-digit numbers ABC, in which A, B, and C are each digits, satisfy the equation 2B = A + C?
The price of a cycle is reduced by 25 % The new price is reduced by a further 20 %. The 2reductions together are equalto a single reduction of
On his first day working out, Anthony did 30 push-ups. On each successive day, he did exactly 3 more push-ups than on the previous day. After completing his push-ups on the 30th day, how many push-ups had he completed on all 30 days?
A small college reduced its faculty by approximately 14 percent to 195 professors. What was the original number of faculty members?
A bowl of nuts is prepared for a party. Brand P mixed nuts are 20% almonds and Brand Q's Deluxe nuts are 25% almonds. If a bowl contains a total of 67 ounces of nuts, representing a mixture of both brands, and 15 ounces of the mixture are almonds, how many ounces of Brand Q's Deluxe mixed nuts are used?
21 buses are running between two places P and Q. In how many ways can a person go from P to Q and return by a different bus?
Exactly two sides of a certain 10-sided die are red. What is the probability that Kumar rolls the die 4 times and the die lands with a red side up for the first time on the fourth roll?
In a certain game, each player scores either 2 or 5 points. If n players score 2 points and m players score 5 points and the total number of points scored is 45, what is the least possible difference between n and m.
The chance of rain on any given day in Tel-Aviv is 50%. What is the probability Z that it rained in Tel-Aviv on exactly 4 out of 6 randomly chosen days?
Seven mobsters have arrived at the theater for the premiere of the film “Goodbuddies.” One of the mobsters, Frankie, is an informer, and he's afraid that another member of his crew, Joey, is on to him. Frankie, wanting to keep Joey in his sights, insists upon standing behind Joey in line at the concession stand, though...
Which of the following fractions is the largest?
The cost price of 15 articles is equal to the selling price of 11 articles. Find the profit percent?
Find the sum of first 10 odd numbers
From a pack of cards, two cards are drawn one after the other, with replacement. What is the probability that the first card is a black card and the second card is a king or queen?
For my anniversary, I decided to surprise my wife. Since she is a voracious reader, I decided to collect a lot of books for her. On the first day of the month, I bought one book, on the second, I bought two and on the third, I bought three. This process went on till the anniversary and on the day, I had 190 books with ...
Two pipe A and B can fill a empty tank in 1 hour and 75 minute respectively.and there is pipe C for empty.if all three pipe open together in empty tank then tank get fill in 50 minutes.then in how much time pipe C take to empty the full tank?
A trader bought a car at 20% discount on its original price. He sold it at a 70% increase on the price he bought it. What percent of profit did he make on the original price?
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 42 white marbles. How many red marbles could be in bag A?
Each student at a certain business school is assigned a 6-digit student identification number. The first digit of the identification number cannot be zero, and the last digit of the identification number must be prime. How many different student identification numbers can the school create?
A man took a loan at rate of 12% per annum simple interest. After 3 years he had to pay 6480 interest. The principal amount borrowed by him was.
A boat goes 100 km downstream in 10 hours, and 45 m upstream in 15 hours. The speed of the stream is?