Datasets:
dfdsfgf
/
big_math_dataset

Dataset card Data Studio Files
xet
 Community
1
question
stringlengths
3
1.14k
A company bought for its 6 offices 2 computers of brand N and 3 computers of brand M. In how many ways could computers be distributed among the offices if each office can have only 1 computer.
A total of 30 percent of the geese included in a certain migration study were male. If some of the geese migrated during the study and 25 percent of the migrating geese were male, what was the ratio of the migration rate for the male geese to the migration rate for the female geese? [Migration rate for geese of a certa...
What is the next number of the following sequence 21,77,165,285,......
A, B and C rents a pasture for Rs.870. A put in 12 horses for 8 months, B 16 horses for 9 months and 18 horses for 6 months. How much should A pay?
Two cubes have their volumes are in the ratio 1:27. Find the ratio of their surface area?
If ty > 0 and yz < 0, which of the following must be negative:
A certain bacteria colony doubles in size every day for 19 days, a which point it reaches the limit of its habitat and can no longer grow. If two bacteria colonies start growing simultaneously, how many days will it take them to reach the habitat’s limit?
If two dice are thrown together, the probability of getting an even number on one die and an odd number on the other is?
The average of five numbers id 29. If one number is excluded, the average becomes 25. What is the excluded number?
John walking at 4 Kmph reaches his office 8 minutes late. If he walks at 6 Kmph, he reaches there 9 minutes earlier. How far is the office from his house?
The average weight of 8 person's increases by 3 kg when a new person comes in place of one of them weighing 70 kg. What might be the weight of the new person?
A soccer store typically sells replica jerseys at a discount of 30 percent to 50 percent off list price. During the annual summer sale, everything in the store is an additional 20 percent off the original list price. If a replica jersey's list price is $80, approximately what percent E of the list price is the lowest p...
In a certain pond, 50 fish were caught, tagged, and returned to the pond. A few days later, 50 fish were caught again, of which 4 were found to have been tagged. If the percent of tagged fish in the second catch approximates the percent of tagged fish in the pond, what is the approximate number of fish in the pond?
in how many ways can a letters of word "BALLOON" is arranged so that two Ls do not come together
If 625^(-x) + 25^(-2x) + 5^(-4x) = 14, what is the value of x?
How many different ways can you select a pilot and a co pilot if you have 50 people to choose from?
If a, b, c, d, e and f are integers and (ab + cdef) < 0, then what is the maximum number W of integers that can be negative?
20 throws of a die produces following results SCORE -- NUMBER OF OCCURRENCES ---1-------------------4 ---2-------------------3 ---3-------------------5 ---4-------------------2 ---5-------------------2 ---6-------------------4 What is the probability that one more throw to this series will increase the mean score?
If there are three sum of money P, Q and R so that P is the simple interest on Q and Q is the simple interest of R, rate % and time are same in each case, then the relation of P, Q and R is given by
A certain lab experiments with white and brown mice only. In one experiment, 2/4 of the mice are white. If there are 16 brown mice in the experiment, how many mice in total are in the experiment?
A certain characteristic in a large population has a distribution that is symmetric about the mean a. If 68% of the distribution lies one standard deviation d of the mean, what percent of the distribution is less than a+d?
For each positive integer,the quantitySn is defined such thatSn+2=(Sn)^4 -S(n+1).in addition ,S2=1.then which of the following must be true.
A grocer has a sale of Rs. 3435, Rs. 3920, Rs. 3855, Rs. 4230 and Rs. 3560 for 5 consecutive months. How much sale must he have in the sixth month so that he gets an average sale of Rs. 3500?
How many such 4 consecutive numbers are there less than 1000 when added gives a sum which is divisible by 10? For example, 16 +17+18+19=70.
The radius of a circle is increased by 1%. Find how much % does its area increases?
The average of 10 numbers is calculated as 15. It is discovered later on that while calculating the average, one number namely 36 was wrongly read as 26. The correct average is?
David covered a distance of 50 miles on his first trip. On a later trip he traveled 450 miles while going three times as fast. His new time compared with the old time was:
An amount of Rs.1000 is divided between 5 persons. Each man gets Rs.250 while each woman gets Rs.125. Find the number of men and women.
An art gallery owner is hanging paintings for a new show. Of the five paintings she has to choose from, she can only hang three on the main wall of the gallery. Assuming that she hangs as many as possible on that wall, in how many ways can she arrange the paintings?
How many no.'s with 3 different digits, 2, 3, 5, 6, 7 and 9, which are divisible by 5?
Company X provides bottled water to its employees in 5 liter bottles, $3 each. At least how many 5L bottles must Company X buy monthly, so that new contract with $50 fixed monthly rate and $1 for 20L bottle each paid off? (Assume that no other costs apply)
sunil start from home at 4 pm and reaches school everyday at 5pm to pick up his children.on saturday the school got over ai 4 pm and children started walking towards home.sunil met them on the way and returned home 15min early.if speed of sunil is 35km/hr then for how many min did children walk? what is speed of childr...
A dishonest dealer professes to sell his goods at Cost Price but still gets 20% profit by using a false weight. What weight does he substitute for a kilogram?
What number should replace the question mark in this series? 13 44 88 176 847 ?
Length of a rectangular plot is 20 mtr more than its breadth. If the cost of fencin gthe plot at 26.50 per meter is Rs. 5300, what is the length of the plot in mtr?
The average age of a husband and a wife is 23 years when they were married five years ago but now the average age of the husband, wife and child is 21 years(the child was born during the interval). What is the present age of the child?
If w,x,y,z are consecutive positive integers ; then which of the following is always odd? [1] w*x+(y+2)^2*z [2] w^x + z^y [3] 6z^2
2.2 cubic dm of lead is to be drawn into a cylindrical wire 0.50 cm diameter. Find the length of the wire in meters.
A and B start a business jointly. A invests Rs.18000 for 8 months and B remains in the business for 4 months. Out of the total profit B claims 2/7th share. How much money is contributed by B?
Rajat, Vikas and Abhishek are submitting questions in the ratio 7:3:2. If total number of questions submitted by them is 24. Find the number of questions submitted by Vikas.
From an island, it is possible to reach the mainland by either Ferry P or Ferry Q. Ferry P travels for 3 hours at 6 kilometers per hour, while Ferry Q takes a route that is three times longer. If Ferry P is slower than Ferry Q by 3 kilometers per hour, how many hours longer is the journey of Ferry Q compared with the j...
In a class, candies were distributed among the children. Each child got candies equal to one-eighth of the total number of children in the class. If the number of children were half of the present number of children, then each child would have received 16 candies in total. Find the total number of candies distributed.
Find the area of a rhombus whose side is 25 cm and one of the diagonals is 30 cm?
In what ratio must tea at Rs.62 per kg be mixed with tea at Rs. 72 per kg so that the mixture must be worth Rs. 64.50 per kg?
What is the average (arithmetic mean) of all the multiples of ten from 10 to 180 inclusive?
In a certain animal population, for each of the first 3 months of life, the probability that an animal will die during that month is 1/10. For a group of 300 newborn members of the population, approximately how many would be expected to survive the first 3 months of life?
The average of 10 numbers was calculated as 16. It is discovered later on that while calculating the average, one number, namely 46, was incorrectly read as 26. What is the correct average?
If 75 percent of a class answered the first question on a certain test correctly, 65 percent answered the second question on the test correctly, and 20 percent answered neither of the questions correctly, what percent answered both correctly?
A person walking at 4 Kmph reaches his office 8 minutes late. If he walks at 6 Kmph, he reaches there 8 minutes earlier. How far is the office from his house?
What amount does an investor receive if the investor invests $6000 at 10% p.a. compound interest for two years, compounding done annually?
A mixture of 70 litres of milk and water contains 10% water. How many litres of water should be added to the mixture so that the mixture contains 12 1/2% water?
The smallest number which when diminished by 9, is divisible 13, 26, 39, 52 and 65 is:
Set A is {1, 3, 5, 7, 9} Set B is {8, 10, 12, 14, 16} For the sets of numbers above, which of the following is true? I. The mean of Set B is greater than the mean of Set A. II. The median of Set B is greater than the median of Set A. III. The standard deviation of Set B is greater than the standard deviation of Set A.
A company seeks to hire a sales manager, a shipping clerk, and a receptionist. The company has narrowed its candidate search and plans to interview all remaining candidates including 8 persons for the position of sales manager, 4 persons for the position of shipping clerk, and 10 persons for the position of receptionis...
If you wish to live to be 100 years old (hypothetically), you must consume 500 calories less than your Average Daily Allowance for your age. If you are in your 60's, and your Average Daily allowance is 2000 calories per day, how many calories are you allowed in a week?
How many pieces can a square pizza be cut into by making 5 linear cuts?
A and B can do a piece of work in 48 days, A and C can do it in 60 days, b and c can do it 72 days. In what time can c alone do it?
A cement mixture is composed of 3 elements. By weight, 1/5 of the mixture is sand, 3/4 of the mixture is water, and the remaining 6 pounds of the mixture is gravel. What is the weight of the entire mixture in pounds?
Mary deposits a certain sum of money in a bank at 16% p.a. simple interest. After how many years will she receive double her amount?
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?
Ronald and Elan are working on an assignment. Ronald takes 6 hrs to type 32 pages on a computer, while Elan takes 5 hrs to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages?
Five percent of a certain grass seed is timothy. If the amount of the mixture needed to plant one acre contains 2 pounds of timothy, how many acres can be planted with 480 pounds of the seed mixture?
The age of father 10 years ago was thrice the age of his son. Ten years hence, father's age will be twice that of his son. What is the ratio of their present ages?
A family has two children. find the probability that both the children are girls given that at least one of them is a girl?
A bus covered a distance of 250 km, partly at an average speed of 40 kmph and partly at 60 kmph. If the total time taken is 5.5 hours, then the distance covered at 40 kmph is
23 × 19 × ? ÷ 19 ÷ 17 = 115
How many bricks each measuring 20cm x 13.25cm x 8cm, will be needed to build a wall 7m x 8m x 15.5m
A train 360 meters long is running with a speed of 54 kmph. The time taken by it to cross a tunnel 120 meters long is?
How many numbers between 200 and 400 begin or end with 3?
What is the area of a square field whose diagonal of length 16 m?
A clock strikes 4 taking 9 seconds. In order to strike 12 at the same rate, the time taken is
The list price of an article is Rs.65. A customer pays Rs.56.16 for it. He was given two successive discounts, one of them being 10%. The other discount is?
Ajay pays Rs 6.4 per litre of spirit, He adds water and sells the mixture at Rs 8 per Iitre, thereby making 37.5% profit. Find the proportion of the water to that of the spirit received by the customers.
What percent of a day is four hours?
In measuring the sides of a rectangle, one side is taken 8% in excess and other 5% in deficit. Find the error percentage in the area calculated from these measurements.
How many four digit even numbers can be formed using the digits {2, 3, 5, 1, 7, 9}
Robin's average (arithmetic mean) test score on 9 tests is 82. What must be Robin's score on a 10th test for his average score on the 10 tests to be 83?
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?
In a class, there are 20 boys whose average age is decreased by 2 months, when one boy aged 18 years replaced by a new boy. The age of the new boy is?
John purchased a fridge and a mobile for Rs. 15000 &Rs. 8000 respectively. He sold the fridgeat a loss of 4% and the mobile phone at a profit of 10%. Overall how much he make a profit.
The greatest number by which the product of three consecutive multiples of 6 is always
A merchant purchased a jacket for $180 and then determined a selling price that equaled the purchase price of the jacket plus a markup that was 25 percent of the selling price. During a sale, the merchant discounted the selling price by 20 percent and sold the jacket. What was the merchant’s gross profit on this sale?
A train sets off at 2 p.m. at the speed of 70 kmph. Another train starts at 4:00 p.m. in the same direction at the rate of 85 kmph. At what time the trains will meet?
A ladies hostel had provision of food for 150 women for 45 days. After 10 days, 25 women left the hostel. The number of days for which the remaining food will last is:
The present population of a town is 280. Population increase rate is 10% p.a. Find the population of town after 1 years?
The average of five numbers is 27. If one number is excluded, the average becomes 22. The excluded number is?
A hall is 15m long and 12m broad.If the sum of the areas of the floor and the ceiling is equal to the sum of areas of the four walls, the volume of hall is?
From a pack of cards two cards are drawn one after the other, with replacement. The probability that the first is a red card and the second is a king i
A can do a piece of work in 10 days. He works at it for 4 days and then B finishes it in 9 days. In how many days can A and B together finish the work?
If positive integer n is divisible by both 4 and 18, then n must be divisible by which of the following?
What is the difference between the C.I. on Rs. 5000 for 1 1/2 years at 4% per annum compounded yearly and half-yearly?
A certain company has budgeted $1380 for entertainment expenses for the year, divided into 12 equal monthly allocations. If by the end of the third month, the total amount spent on entertainment was $400, how much was the company under budget or over budget?
Smitha bought 8 Kg of kiwi fruit at an average rate of 360.If she returned 3.5kg to the retailer,at an average rate of remaining fruit was 202.5, Then what is the average price, of the returned 3.5 Kgs ?
Suppose you have access to a large vat of distilled water, several gallons large. You have two precise measuring pipettes, one to measure exactly 1/2 of an ounce and one to measure exactly 1/3 of an ounce. You can pour precisely measured amounts into a beaker, which initially is empty. You can use either pipette to rem...
After 38 liters of petrol were poured into the tank, it was still 5% empty. How much petrol must be poured into the tank in order to fill it?
The average age of 30 students in a class is 10years. If teacher's age is also included then average increases 1year then find the teacher's age?
If a^x = b^2y, then
Mangala completes a piece of work in 10 days, Raju completes the same work in 40 days. If both of them work together, then the number of days required to complete the work is ?
Walking across campus, a student interviewed a group of students. 25% of the students took a finance class last semester, 51% took a marketing class last semester, and 40% took neither a finance nor a marketing class last semester. What percent of the students in the group took both a finance and a marketing class?
Renee has a bag of 6 candies, 4 of which are sweet and 2 of which are sour. Jack picks two candies simultaneously and at random. What is the chance that exactly 1 of the candies he has picked is sour?