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How many pieces can a square pizza be cut into by making 6 linear cuts? |
What is the greatest prime factor of 4^16 - 2^28? |
A bat is bought for Rs.400 and sold at a gain of 30% find its selling price? |
In a division, a student took 87 as divisor instead of 36. his answer was 24 . The correct answer is- |
The average age of husband, wife and their child 3 years ago was 27 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is: |
Matt gets a $1,000 commission on a big sale. This commission alone raises his average commission by $150. If Matt's new average commission is $550, how many sales has Matt made? |
The Cottage Grove Loop Line travels the distance between the north side and the south side of the city in two hours, at a rate of speed of 100 km/h. How long is a round trip, measured in kilometers? |
A vending machine randomly dispenses four different types of fruit candy. There are twice as many apple candies as orange candies, twice as many strawberry candies as grape candies, and twice as many apple candies as strawberry candies. If each candy cost $0.1, and there are exactly 90 candies, what is the minimum amou... |
A completes a work in 12 days and B complete the same work in 24 days. If both of them work together, then the number of days required to complete the work will be? |
If x is less than y by 20% then y exceed x by: |
A can do a piece of work in 4 days. B can do it in 8 days. With the assistance of C they completed the work in 2 days. Find in how many days can C alone do it? |
What is the least common multiple of 15, 22 and 24? |
It takes printer A 4 more minutes more than printer B to print 40 pages. Working together, the two printers can print 50 pages in 6 minutes. How long will it take Printer A to print 160 pages? |
Last year Sandy saved 6% of her annual salary. This year, she made 10% more money than last year, and she saved 9% of her salary. The amount saved this year was what percent of the amount she saved last year? |
A boy is travelling from his home to school at 4 km/hr and reached 7 min late. Next day he traveled at 8 km/hr and reached 8 min early. Distance between home and school? |
In an exam, Dibi scored 25 percent, Balan scored 38 percent and Cristen 23 percent. The maximum score awarded in the exam is 1200. Find the average mark scored by all the three boys? |
The forth proportional to 1,2,3 is? |
Two bus tickets from city A to B and three tickets from city A to C cost Rs. 77 but three tickets from city A to B and two tickets from city A to C cost Rs. 73. What are the fares for cities B and C from A ? |
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. |
Let the polynomials be:
P1(x)=3x2−7x+7,
P2(x)=−5x2−4x+2,
P1(x)+P2(x)= |
In a game, one player throws two fair, six-sided die at the same time. If the player receives at least a five or a two on either die, that player wins. What is the probability that a player wins after playing the game once? |
The income of a broker remains unchanged though the rate of commission is increased from 4% to 5%. The percentage of slump in business is ? |
Two trains of length 200 m and 300 m are 200 m apart. They start moving towards each other on parallel tracks, at speeds 36 kmph and 72 kmph. In how much time will the trains cross each other? |
What is the sum of this series?
1, 3, 5, 7, 9, ...... 45. |
Angelina walked 960 meters from her home to the grocery at a constant speed. She then walked 480 meters to the gym at double the speed. She spent 40 seconds less on her way from the grocery to the gym than on her way from home to the grocery. What was Angelina's speed, in meters per second, from the grocery to the gym? |
A mixture contains alcohol and water in the ratio 4 : 3. If 8 litres of water is added to the mixture, the ratio becomes 4: 5. Find the quantity of alcohol in the given mixture |
A 340-liter solution of Kola is made from 80% water, 6% concentrated Kola and the rest is made from sugar. If 3.2 liters of sugar, 10 liter of water and 6.8 liters of concentrated Kola were added to the solution, what percent of the solution is made from sugar? |
Tough and Tricky questions: Combinations.
Three students - 2 boys and 1 girls - are to sit side by side for a makeup exam. How many ways could they arrange themselves given that no two boys and no two girls can sit next to one another? |
What is the remainder when 3^25 is divided by 5? |
James eats cookies every day. The first day, he eats 2 cookies. He eats 4 more cookies each day after that. What is the average number of cookies he eats per day for the first 2 weeks? |
A can do a piece of work in 15 days and B in 20 days. They began the work together but 5 days before the completion of the work, A leaves. The work was completed in? |
Real-estate salesman Z is selling a house at a 20 percent discount from its retail price. Real-estate salesman X vows to match this price, and then offers an additional 20 percent discount. Real-estate salesman Y decides to average the prices of salesmen Z and X, then offer an additional 20 percent discount. Salesman Y... |
An article manufactured by a company consists of two parts X and Y. In the process of manufacturing of part X, 9 out 100 parts many be defective. Similarly , 5 out of 100 are likely to be defective in the manufacturer of Y. Calculate the probability that the assembled product will not be defective? |
A focus group is currently made up of x men and y women. If 2 men and 4 women are added to the group, and if one person is selected at random from the larger focus group, then what is the probability that a woman is selected? |
A box contains nine bulbs out of which 4 are defective. If four bulbs are chosen at random, find the probability that all the four bulbs are defective. |
Two numbers are respectively 35% and 50% more than a third number. The percentage that is first of the second is? |
Randy can rebuild an automobile engine in a hours. Alvin can rebuild the same engine in b hours. If Randy and Alvin work together at their respective rates to rebuild the engine, which of the following represents the portion of the job that Alvin will not have to complete? |
Each person who attended a company meeting was either a stockholder in the company, an employee of the company, or both. If 53 percent of those who attended the meeting were stockholders and 63 percent were employees, what percent were stockholders who were not employees? |
Two trains 140 m and 160 m long run at the speed of 60 km/hr and 40 km/hr respectively in opposite directions on parallel tracks. The time which they take to cross each other is? |
Mixture X contains 60% water and 40% chloride. If 120 gallons of Mixture Y is added to 80 gallons of mixture X in order to produce a solution that contains 75% water and 25% chloride, how many gallons of water must mixture Y contain? |
In a tree, 3/7 of the birds are robins while the rest are bluejays. If 1/3 of the robins are female and 3/5 of the bluejays are female, what fraction of the birds in the tree are male? |
What will be the CI on a sum of Rs. 25,000 after 3 years at the rate of 12 per year? |
Two pipes can fill a tank in 18 minutes and 15 minutes. An outlet pipe can empty the tank in 45 minutes. If all the pipes are opened when the tank is empty, then how many minutes will it take to fill the tank? |
A man started driving at a constant speed, from the site of a blast, the moment he heard the blast. He heard a second blast after a time of 30 mins and 24 seconds. If the second blast occurred exactly 30 mins after the first, how many meters was he from the site when he heard the second blast? ( speed of sound = 330 m/... |
Find the sum The difference between the compound and S.I. on a certain sum of money for 2 years at 10% per annum is Rs.15of money? |
9 friends decided to divide the hotel bill evenly. If the bill was $124.15 dollars, how much money did they pay if 1 cent is the smallest unit? |
When the positive integer y is divided by 5 and 7, the remainder is 3 and 4, respectively. When the positive integer z is divided by 5 and 7, the remainder is 3 and 4, respectively. Which of the following is a factor of y-z? |
In how many different number of ways 1 boys and 3 girls can sit on a bench? |
Lucy deposited $62500 in an investment fund that provided 8 percent annual return compounded quarterly. If she made no other transactions with the fund, in how much time, in months, did her investment earn a total interest of $5100? |
How many different pairs of positive integers (a, b) satisfy the equation 1/a+1/b=34/57 ? |
A can complete a project in 20 days while B can complete same project in 30 days. If A and B start working together and A leaves the work 20 days before completion of project, then in how many days the project will be completed? |
What is the distance covered by a train if it travels with a speed of 150 kmh for 8 hours? |
find the odd man out in the following series
3, 6, 9, 12, 14 |
The current birth rate per thousand is 32, where as corresponding death rate is 10 per thousand. The net growth rate in terms of population increase in percent is given by? |
If the perimeter of a rectangular garden is 600 m, its length when its breadth is 100 m is? |
A man performs 2/15 of total journey by train,9/20 by tonga and the remaining 10 kms on foot. total journey is ? |
How many 7 digit number are there having the digit 3 three times & the digit 5 four times? |
A family has two children. find the probability that both the children are boys given that at least
one of them is a boy? |
If two distinct positive divisors of 64 are randomly selected, what is the probability that their sum will be less than 32? |
21, 9, 21, 11, 21, 13, 21, ? |
A is thrice as good a workman as B and therefore is able to finish a job in 50 days less than B. working together, they can do it in |
Find the odd man out. 1, 27, 216, 512, 1024, 1331 |
In a group of ducks and cows, the total no.of legs are 24 more than twice the no.of heads. Find the total no.of buffaloes. |
15 business executives and 3 chairmen meet at a conference. If each business executive shakes the hand of every other business executive and every chairman once, and each chairman shakes the hand of each of the business executives but not the other chairmen, how many handshakes would take place? |
(18)7 x (5832)-2 ÷ (324)-1 = (18)7 |
A train running at a speed of 36 kmph crosses an electric pole in 12 seconds. In how much time will it cross a 350 m long platform? |
How many even number in the range between 8 to 100 inclusive are not divisible by 3 |
If x < 0 and 0 < y < 1, which of the following has the greatest value C? |
If n is a prime number, which of the following could be true |
From a group of 19 astronauts that includes 10 people with previous experience in space flight, a 3-person crew is to be selected so that exactly 1 person in the crew has previous experience in space flight. How many different crews of this type are possible? |
A man rows his boat 85 km downstream and 45 km upstream, taking 2 1/2 hours each time. Find the speed of the stream? |
the sum of series represented as
1/(1*5) + 1/(5*9) + 1/(9*13) +..... + 1/(221*225) is |
Before leaving for his business trip, Chad asks his assistant to choose and pack five shirts from his closet, which currently contains eight shirts. If each shirt is a different color, including one blue shirt and one pink shirt, and the assistant chooses the shirts at random, what is the probability that the pink shir... |
By using the numbers 0, 2, 3, 5 and 4 only once, how many five digit numbers can be made that are divisible by 8? |
Of the following values of n, the value of (-1/7 )^(-n) will be greatest for n = |
The average age of A and B is 40 years. If C were to replace A, the average would be 38 and if C were to replace B, the average would be 52. What are the age of A, B and C? |
Steve traveled the first 2 hours of his journey at 55 mph and the remaining 3 hours of his journey at 80 mph. What is his average speed for the entire journey? |
The sum of ages of 5 children born 2 years different each is 40 years. What is the age of the Elder child? |
What is the difference between the largest and the smallest number written with 7, 7, 0, 7? |
If "PROMPT" is coded as QSPLOS ,then "PLAYER" should be |
If a: b = 1:4, b:c = 13:9, c:d = 5:13, find a:d? |
The probability that a man will be alive for 10more yrs is 1/4 & the probability that his wife will alive for 10 more yrs is 1/3. The probability that none of them will be alive for 10 more yrs, is |
In the following question, a matrix of certain characters is given.These characters follow a certain trend, row-wise or column wise.Find out this trend and choose the missing character accordingly. |
A man swims downstream 36 km and upstream 26 km taking 2 hours each time, what is the speed of the man in still water? |
Three persons invested Rs.9000 in a joint business. The second person invested Rs.1000 more than the first and the third Rs.1000 more than second. After two years, they gained Rs.6300. How much third person will get? |
A local club has between 24 and 57 members. The members of the club can be separated into groups of which all but the final group, which will have 3 members, will have 4 members. The members can also be separated into groups so that all groups but the final group, which will have 3 members, will have 5 members. If the ... |
In a partnership between A, B and C. A's capital is Rs.5000. If his share of a profit of Rs.800 is Rs.200 and C's share is Rs.130, what is B's capital? |
A cake shop has a surplus of cupcakes and prices them at 15% below the wholesale price of $3. A customer comes in with a coupon for 10% off a dozen cupcakes. How much does that customer pay for a dozen cupcakes? |
Jill invests $10000 in an account that pays an annual rate of 3.96%, compounding semi-annually. Approximately how much R does she have in her account after two years? |
What is the ratio whose terms differ by 40 and the measure of which is 2⁄7? |
A group of boy scouts and girls scouts is going on a rafting trip. 52% of the scouts arrived with signed permission slips. If 40% of the scouts were boy scouts and 62.5% of the boy scouts arrived with signed permission slips, then what percentage of the children were girl scouts who arrived with signed permission slips... |
A and B can together finish a work in 30 days. They worked at it for 20 days and then B let. The remaining work was done by A alone in 20 more days. B alone can do the entire work in |
A, B and C enter into a partnership. They invest Rs. 40,000, Rs. 80,000 and Rs. 1,20,000 respectively. At the end of the first year, B withdraws Rs. 40,000, while at the end of the second year, C withdraws Rs. 80,000. IN what ratio will the profit be shared at the end of 3 years? |
Three pipes, A, B, & C are attached to a tank. A & B can fill it in 20 & 30 minutes respectively while C can empty it in 15 minutes. If A, B & C are kept open successively for 4 minute each, how soon will the tank be filled? |
A person was asked to state his age in years. His reply was , "Take my age 3 years hence, multiply it by 3 and subtract 3 times my age 3 years ago and you will know how old I am." What was the age of the person ? |
A, B, C enter into a partnership investing Rs. 35,000, Rs. 45,000 and Rs. 55,000 respectively. The respective shares of A, B, C in annual profit of Rs. 40,500 are: |
A student committee on academic integrity has 90 ways to select a president and vice president from a group of candidates. The same person cannot be both president and vice president. How many candidates are there? |
If a man lost 4% by selling oranges at the rate of 12 a rupee at how many a rupee must he sell them to gain 44%? |
A, B and C's age is in ratio 2:5:7. Find their ages if the sum of their age is 70 years. |
The price of 24 apples is equal to that of 28 oranges. The price of 45 apples and 60 oranges together is Rs.1350. The total price of 30 apples and 40 oranges is |
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