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big_math_dataset

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A boy has 9 trousers and 10 shirts. In how many different ways can he select a trouser and a shirt?
A trained covered x km at 40 kmph and another 2x km at 20 kmph. Find the average speed of the train in covering the entire 3x km.
In how many ways can the letters of the word UWPIS be arranged in a row so that the vowels appear in alphabetic order?
In each of the following numbers, what should be the missing digit in the indicated place such that the number is a multiple of 11? 945678?
To hail means to praise and acclaim and this is contrary to what has been proposed in the passage. Ask doubt using Question Id: 6305
A man can row at 5 kmph in still water. If the velocity of current is 1 kmph and it takes him 1 hour to row to a plce and come back, how far is the place?
The ratio of the volumes of two cubes is 729 : 1331. What is the ratio of their total surface areas?
Aman started a business investing Rs. 70,000. Rakhi joined him after six months with an amount of Rs. 1,05,000 and Sagar joined them with Rs. 1.4 lakhs after another six months. The amount of profit earned should be distributed in what ratio among Aman, Rakhi and Sagar respectively, 3 years after Aman started the busin...
The average of five integers is 63, and none of these integers is greater than 100. If the average of three of the integers is 69, what is the least possible value of one of the other two integers?
Fill in the sequence: 1 5 9 15 ?
Find the odd man out. 2, 3, 5, 9, 12, 17, 23
The vertices of a rectangle in the standard (x,y) coordinate place are (0,0), (0,4), (7,0) and (7,4). If a line through (3,3) partitions the interior of this rectangle into 2 regions that have equal areas, what is the slope of this line?
log√ 8 / log 8 is equal to
Three positive integers a, b, and c are such that their average is 40 and a ≤ b ≤ c. If the median is (a + 13), what is the least possible value of c?
The sum of two numbers is 22. Five times one number is equal to 6 times the other. The bigger of the two numbers is
What is the difference between the local value of 3 and 2 in the number 2324?
What type of switch is this?
What is 120% of 13/24 of 600?
How many integers between 100 and 150, inclusive, can be evenly divided by neither 3 nor 5?
A square was given. Inside the square there are white tiles and black tiles. Black tiles was among the diagonal of the square and dimensions of both white as well as black tiles is 1cm x 1cm. If there are 81 black tiles in the square. Then find the no of white tiles in it.
(23341379 × 72) = ?
If positive integer n is divisible by both 5 and 21, then n must be divisible by which of the following?
The length of a rectangle is reduced by 25%. By what % would the width have to be increased to maintainthe original area?
Natasha climbs up a hill, and descends along the same way she went up. It takes her 3 hours to reach the top and 2 hours to come back down. If her average speed along the whole journey is 3 kilometers per hour, what was her average speed (in kilometers per hour) while climbing to the top?
In a flight of 600 km, an aircraft was slowed down due to bad weather. Its average speed for the trip was reduced by 200 km/hr and the time of flight increased by 30 minutes. The duration of the flight is?
Half a number plus 5 is 15.What is the number?
What is the probability of flipping a fair coin nine times and the coin landing on heads on at least two flips?
The sum of three consecutive even numbers is 48. Find the middle number of the three?
The length of a rectangle is increased by 25% and its breadth is decreased by 20%. What is the effect on its area?
Find the fourth proportional to 2.4, 4.6 and 7.6?
What is the greatest prime factor of 3^8 - 1?
A man purchased 3 blankets @ Rs.100 each, 2 blankets @ Rs.150 each and two blankets at a certain rate which is now slipped off from his memory. But he remembers that the average price of the blankets was Rs.150. Find the unknown rate of two blankets?
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 960 pounds of the seed mixture?
The true discount on Rs.1600 due to after a certain of 5% per annum is Rs.160. The time after which it is due is
A student chose a number, multiplied it by 4, then subtracted 142 from the result and got 110. What was the number he chose?
Ayesha's father was 31 years of age when she was born while her mother was 34 years old when her brother four years younger to her was born. What is the difference between the ages of her parents?
How many keystrokes are needed to type numbers from 1 to 100?
The average waight of A,B,C is 45 Kg. The avg wgt of A & B be 40Kg & that of B,C be 43Kg. Find the wgt of B.
Insert the missing number. 2, 7, 10, 22, 18, 37, 26, 52,
2400÷20÷10=?
If a positive odd integer N has p positive factors, how many positive factors will 6N have ?
If x and y and z are two-digit integers such that x > 40, y<70, and z is > 80 and < 90, which of the following is closest to the maximum possible value of xyz ?
A certain lab experiments with white and brown mice only. In one experiment, 2/3 of the mice are white. If there are 12 brown mice in the experiment, how many mice in total are in the experiment?
The total of company C's assets in 1994 was 150% greater than the total in 1993, which in turn was 400% greater than the total in 1992. If the total of company C's assets in in 1992 was N dollars, which one of the following represents company C's assets in 1994:
A money lender finds that due to a fall in the annual rate of interest from 8% to 7 3/4 % his yearly income diminishes by Rs. 61.50, his capital is?
Using all the letters of the word "THURSDAY", how many different words can be formed?
There are 15 stations between Hyderabad and Bangalore. How many second class tickets have to be printed, so that a passenger can travel from any station to any other station?
What is the perimeter of a triangle with sides 7 and 3 that has the maximum possible area?
Robert is travelling on his cycle and has calculated to reach point A at 2 P.M. if he travels at 10 kmph, he will reach there at 12 noon if he travels at 15 kmph. At what speed must he travel to reach A at 1 P.M.?
If x and y are positive integers greater than 1 such that x – y and x/y are both even integers, which of the following numbers must be non-prime integers? I. x II. x + y III. y/x
If x is an integer, which of the following is a possible value of Q=(x^2 +2x – 7)/9?
In a partnership between A, B and C. A's capital is Rs.4000. If his share of a profit of Rs.800 is Rs.200 and C's share is Rs.130, what is B's capital?
How many odd, positive divisors does 500 have?
A vessel of capacity 3 litre has 25% of alcohol and another vessel of capacity 5 litre had 40% alcohol. The total liquid of 8 litre was poured out in a vessel of capacity 10 litre and thus the rest part of the vessel was filled with the water. What is the new concentration of Mixture?
A train consists of 12 boggies, each boggy 15 metres long. The train crosses a telegraph post in 18 seconds. Due to some problem, one boggies were detached. The train now crosses a telegraph post in
The ratio of the ages of three people is 4:6:7. Eight years ago, the sum of their ages was 44. Find their present ages.
On a partly cloudy day, Derek decides to walk back from work. When it is sunny, he walks at a speed of s miles/hr (s is an integer) and when it gets cloudy, he increases his speed to (s + 1) miles/hr. If his average speed for the entire distance is 2.8 miles/hr, what fraction W of the total distance did he cover while ...
ACME’s manufacturing costs for sets of horseshoes include a $12,450 initial outlay, and $20.75 per set. They can sell the sets $50. If profit is revenue from sales minus manufacturing costs, and the company producessells 950 sets of horseshoes, what was their profit?
During a trip on an expressway, Don drove a total of x miles. His average speed on a certain 5-mile section of the expressway was 30 miles per hour, and his average speed for the remainder of the trip was 40 miles per hour. His travel time for the x-mile trip was what percent greater than it would have been if he had t...
The area of a parallelogram is 98sq m and its altitude is twice the corresponding base. Then the length of the base is?
A train 630 m long, running with a speed of 63 km/hr will pass a tree in?
Buses A and B start from a common bus stop X. Bus A begins to travel in a straight line away from bus B at a constant rate of 30 miles per hour. One hour later, bus B begins to travel in a straight line in the exact opposite direction at a constant rate of 70 miles per hour. If both buses travel indefinitely, what is t...
total no. of players is 99 other than me.50 plays soccer,45 plays basket ball,50 play valley ball.15 play all three. How many will play only 2 games?
A train 125 m long passes a man, running at 5 km/hr in the same direction in which the train is going, in 10 seconds. The speed of the train is:
The speed of a car is 80 km in the first hour and 60 km in the second hour. What is the average speed of the car?
If the positive integer X is divisible by 3, 6, and 12, then which of the following must X be divisible by? I. 12 II. 35 III. 46
A monkey ascends a greased pole 22 meters high. He ascends 2 meters in the first minute and then slips down 1 meter in the alternate minute. If this pattern continues until he climbs the pole , in how many minutes would he reach at the top of the pole ?
Raghav borrows Rs.2550 to be paid back with compound interest at the rate of 4% per annum by the end of 2 years in two equal yearly instalments. How much will each instalment be ?
If the number 761 * 829 is completely divisible by 9, then the smallest whole number in place of * will b
b. Last Night lottery winning numbers followed this pattern: 25, 22, 20, 19, 16, 14, 13, 10, 8, 7, ? What is the last winning number?
Exactly 3/7 of the people in the room are under the age of 21, and exactly 5/12 of the people in the room are over the age of 65. If the total number of the people in the room is greater than 50 and less than 100, how many people in the room are under the age of 21?
The ratio of numbers is 5:6 and their H.C.F is 4. Their L.C.M is:
The number '7' is the prime followed by a cube. Is there any other number sharing the same quality?
A man sells an article at 15% loss. Had he sold it for Rs. 350/- more he could have gained 20%. What is the cost price of the article?
If 20 men can build a wall 56 meters long in 6 days , what length of a similar wall can be built by 35 men in 3 days?
X does a work in 20 days. Y does the same work in 30 days. In how many days they together will do the same work?
The average age of a class is 15.8 years. The average age of the boys in the class is 16.4 years and that of the girls is 15.4 years. What is the ratio of boys to girls in the class?
Five years ago the average of the ages of A and B was 40 years and now the average of the ages of B and C is 50 years. What will be the age of the B ten years hence?
What will be the ratio of simple interest earned by certain amount at the same rate of interest for 6 years and that for 9 years?
A money lender lends Rs.2000 for six months at 20% p.a. rate. It the interest is reckoned quarterly than find the amount given after time limit?
Taylor is making a bracelet. He Starts with 4 blue knots, 5 red knots, and 2 yellow knots, in that order, and repeats the pattern until there is no more string. If the last Knot is yellow which of the following could be the total number of knots on the bracelet.
Last year Jackie saved 5% of her annual salary. This year, she made 10% more money than last year, and she saved 8% of her salary. The amount saved this year was what percent of the amount she saved last year?
Using all the letters of the word "BUTTON", how many words can be formed, which begin with B and end with N?
6 is the remainder when a certain positive integer is divided by 8. If the said integer is divided by 10, you have a remainder of 4. What will be leftover if the integer is divide by 50?
In a 200 meters race A beats B by 56 m or 7 seconds. A's time over the course is:
A committee of 5 people is to be selected from 9 people. How many different committees are possible?
Okeydokey paid 5 apples at the Apple Investment Booth for an unopened box of earthworms. Artichokey paid 7 apples towards the same lot. The booth pays off earthworms proportional to the apples invested. The box turned out to contain 60 earthworms. How many of them should Okeydokey receive?
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 60% of the total?
10 : 4 seconds :: ? : 6 minutes
If x is an integer and y = 4x + 4, which of the following CANNOT be a divisor of y?
Two trains are running in opposite directions with the same speed. If the length of each train is 120 m and they cross each other in 12 sec, then the speed of each train is?
In how many different ways can the letters of the word 'OPTICAL' be arranged so that the vowels always come together
If x = - |x| , then which one of the following statements could be true? I. x = 0 II. x < 1 III. x > 0
A and B together can complete a piece of work in 4 days. If A alone can complete the same work in 12 days, in how many days can B alone complete that work?
Given that f(1) = 1 and f(2) = 1. If f(n) = f(n+1) - f(n - 1), then find the value of f(8)−f(7)+f(5)f(7)−f(6)−f(4)
Three candidates contested an election and received 1136, 7636 and 16000 votes respectively. What percentage of the total votes did the winning candidate get?
A student chose a number, multiplied it by 2, then subtracted 148 from the result and got 110. What was the number he chose?
In a local election, 2400 people were to vote for Party A or Party B. Party A was bound to win the election. However, on Election Day, 33% of the voters of Party A were kidnapped. Party B was also able to influence the remaining Party A voters and thus double the strength of its voters. In this way, Party A lost by a m...
Three friends had dinner at a restaurant. When the bill was received, Akshitha paid 3/4 as much as Veena paid and Veena paid 1/2 as much as Lasya paid. What fraction of the bill did Veena pay ?
In a apartment, 10% of the people speak English, 20% speak Hindi and 30% speak both. If a people is selected at random, what is the probability that he has speak English or Hindi?