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A certain car uses 12 gallons of gasoline in traveling 300 miles. In order for the car to travel the same distance using 10 gallons of gasoline, by how many miles per gallon must the car’s gas mileage be increased?
How many 13-digits number are Palindromic numbers? A Palindromic number reads the same forward and backward, example 1234567654321.
There are 15 students in a class. For a competition Teacher wants only 10 students to need to join it.What is the possible combinations are there?
Out of 10 persons working on a project, 4 are graduates. If 3 are selected, what is the probability that there is at least one graduate among them?
Which of the following is not a leap year?
How many seconds does Sandy take to cover a distance of 500 meters, if Sandy runs at a speed of 15 km/hr?
There are deer and peacocks in a zoo. By counting heads they are 80. The number of their legs is 200. How many peacocks are there ?
1, ? , 9,7,7,9,1310,9,1,4,9,16,16,.... what comes in ?
Rs.1170 is divided so that 4 times the first share, thrice the 2nd share and twice the third share amount to the same. What is the value of the third share?
A woman borrowed some amount, after 3 years he paid Rs.10,400/- with 10% interest, then how much Amount she borrowed?
Gasoline varies in cost from $0.97 to $1.17 per gallon. If a car’s mileage varies from 16 to 24 miles per gallon, what is the difference between the most and least that the gasoline for a 480-mile trip will cost?
There were two candidates in an election. Winner candidate received 62% of votes and won the election by 288 votes. Find the number of votes casted to the winning candidate?
. In digging a pond 20 m * 10 m * 5 m the volumes of the soil extracted will be?
Find the distance covered by a man walking for 10min at a speed of 6km/hr?
On the independence day, bananas were be equally distributed among the children in a school so that each child would get two bananas. On the particular day 320 children were absent and as a result each child got two extra bananas. Find the actual number of children in the school?
Ramesh spends 40% of his monthly salary on food, 40% of the remaining on conveyance and clothes and saves 50% of the remaining amount. If his monthly salary is Rs.17,000, how much money does he save every month ?
A set S = {x, -8, -5, -2, 2, 6, 9, y} with elements arranged in increasing order. If the median and the mean of the set are the same, what is the value of \|x\|-\|y\|?
Which of the following must be true? 1) Every prime number greater than 5 can be written as either as 7n+1 or 7n-1 2) Every prime number greater than 5 can be written as 4n+1 or 4n-1 3) Every number greater than 5 of the form 7n+1 or 7n-1 is a prime number.
Find the value of y from (12)^1 x 6^4 ÷ 432 = y?
A thief steals at a car at 2.30 p.m. and drives it at 60 km/hr. The theft is discovered at 3 p.m. and the owner sets off in another car at 70 km/hr. When will he overtake the thief?
If two numbers x, a perfect square and y, a perfect cube are added results a two digit number, whose digits if reversed, difference is 36, Find x and y ?
If P(A) = 2/15, P(B) = 4/15, and P(A ∪ B) = 6/15 Find P(A\|B)
If 16% of 40% of a number is 8, then the number is
P and Q started a business investing Rs 60000 and Rs 15000 resp. In what ratio the profit earned after 2 years be divided between P and Q respectively.
In a two-digit, if it is known that its unit's digit exceeds its ten's digit by 2 and that the product of the given number and the sum of its digits is equal to 144, then the number is?
I bought two books; for Rs.480. I sold one at a loss of 15% and other at a gain of 19% and then I found each book was sold at the same price. Find the cost of the book sold at a loss?
A shopkeeper buys mangoes at the rate of 8 a rupee and sells them at 3 a rupee. Find his net profit or loss percent?
Find the value of (√1.21)/(√0.81) + (√1.44)/(√0.49) is
A man bought pens at 3 for a dollar. How many for a dollar must he sell to gain 50%?
If the price of an item is decreased by 10% and then increased by 10%, the net effect on the price of the item is
the reciprocal of the hcf and lcm of two are 1/17 and 1/312 .if one of the number is 24 then other no. is
A departmental store bought some grapes at a rate of 5 for a dollar. They were separated into two stacks, one of which was sold at a rate of 3 for a dollar and the other at a rate of 6 for a dollar. What was the ratio of the number of grapes in the two stacks if the store broke even after having sold all of its grapes?
If the arithmetic mean of p and q is 10 and the arithmetic mean of q and r is 24, what is the value of r-p?
2+2+2²+2³ ... +2^7
Simplify: 702 x 698
When two dice are rolled, what is the probability that the difference between the two numbers is 4?
A school has received 40% of the amount it needs for a new building by receiving a donation of $400 each from people already solicited. People already solicited represent 40% of the people from whom the school will solicit donations. How much average contribution is requited from the remaining targeted people to comple...
A clock shows the time as 9 a.m. If the minute hand gains 6 minutes every hour, how many minutes will the clock gain by 6 p.m.?
If 8 workers can build 8 cars in 8 days, then how many days would it take 5 workers to build 5 cars?
Two goods trains each 500 m long are running in opposite directions on parallel tracks. Their speeds are 45 km/hr and 30 km/hr respectively. Find the time taken by the slower train to pass the driver of the faster one?
A train leaves Delhi at 9 a.m. at a speed of 30 kmph. Another train leaves at 2 p.m. at a speed of 40 kmph on the same day and in the same direction. How far from Delhi, will the two trains meet?
A paint store mixes 3/4 pint of red paint and 2/3 pint of white paint to make a new paint color called Perfect Pink. How many pints of red paint would be needed to make 34 pints of Perfect Pink paint?
The speed of a boat in still water is 60kmph and the speed of the current is 20kmph. Find the speed downstream and upstream?
A and B are two multiples of 14, and Q is the set of consecutive integers between A and B, inclusive. If Q contains 11 multiples of 14, how many multiples of 7 are there in Q?
Solution Y is 30 percent liquid J and 70 percent water. If 2 kilograms of water evaporate from 8 kilograms of solutions Y and 2 kilograms of solution Y are added to the remaining 6 kilograms of liquid, what percent of this new liquid solution is liquid J?
A and B working separately can complete a piece of work in 9 and 12 days respectively. If they work alternatively starting from A in how many days will the work be completed?
If D is the product of the integers from 1 to 30, inclusive, what is the greatest integer k for which 3^k is a factor of D?
If Rs.10 be allowed as true discount on a bill of Rs.110 due at the end of a certain time,then the discount allowed on the same sum due at the end of double the time is :
Ram, Krish and Bhim can complete a work in 30 days. If Ram and Krish together can complete the same work in 40 days, then how long will Bhim take to complete it?
Alice and Paul have a plate with 37 cookies on it. They both eat cookies off of the plate every minute. Paul takes a drink of milk instead of eating a cookie every third minute. Alice eats two cookies instead of one every fourth minute. How many minutes does it take them to eat all of the cookies?
A train running at the speed of 60 km/hr crosses a pole in 15 seconds. Find the length of the train?
Two trains starting at the same time from two stations 200 km apart and going in opposite directions cross each other at a distance of 110 km from one of the stations. What is the ratio of their speeds ?
All of the stocks on the over the counter market are designated by either a 4 letter or a 5 letter code that is created by using the 26 letters of the alphabet. Which of the following gives the maximum number of different stocks that can be designated with these codes? A. B. C. D. E.
(8956231 x 465) = ?
Two numbers are 35% and 42% are less than a third number .How much percent is the second number less than the first ?
Find the average of the series : 256,254,350, 1110,1200 ?
In a race of 1000 m, A can beat by 100 m, in a race of 800m, B can beat C by 100m. By how many meters will A beat C in a race of 600 m?
A customer asks the clerk for a paintbrush and a bucket of whitewash for a total price of B dollars. If the paintbrush costs 400 cents less than twice the price of a bucket of whitewash, what is the price of half a bucket of whitewash in dollars?
Amar, Bhavan and Chetan divide an amount of Rs.5600 among themselves in the ratio 3:6:5. If an amount of Rs.400 is deducted from each of their shares, what will be the new ratio of their shares of the amount?
A and B can together finish a work 30 days. They worked together for 20 days and then B left. After another 20 days, A finished the remaining work. In how many days A alone can finish the work?
Two trains of equal are running on parallel lines in the same direction at 46 km/hr and 36 km/hr. The faster train passes the slower train in 36 sec. The length of each train is?
P and Q walk around a circular track. They start at 7 a.m from the same point in the opposite directions. P and Q walk at a speed of 4 rounds per hour and 7 rounds per hour respectively. How many times shall they cross each other before 10 a.m
Of the 30 employees of a certain company, 10 are accountants. 2 employees of the company will be selected at random. Which of the following is closest to the probability that neither of the employees selected will be an accountant?
Marcella has 27 pairs of shoes. If she loses 9 individual shoes, what is the greatest number of matching pairs she could have left?
Sonika bought a V.C.R. at the list price of 18,900. If the rate of sales tax was 8%, find the amount she had to pay for purchasing the V.C.R.
Two trains are running at 40 km/hr and 20 km/hr respectively in teh same direction. Fast train completely passes a man sitting in the slower train in 5 seconds. What is the length of the fast train?
Of the goose eggs laid at a certain pond, 2/3 hatched and 3/4 of the geese that hatched from those eggs survived the first month. Of the geese that survived the first month, 3/5 did not survive the first year. If 180 geese survived the first year and if no more than one goose hatched from each egg, how many goose eggs ...
Three people took GMAT practice tests in which the minimum and maximum possible scores are 200 and 800, respectively. They each took a test 4 times, and no one scored below 450 or over 650. If the individual ranges of the three people's scores in those 4 practice tests were 30, 80 and 110, what is the difference betwee...
The average of four consecutive odd numbers is 24. Find the largest number?
If (2^x)(3^y) = 432, where x and y are positive integers, then (2^x-1)(3^y-2) equals:
A train 300 m long is running at the speed of 30 km / hr. Find the time taken by it to pass a man standing near the railway line in seconds
A hat company ships its hats, individually wrapped, in 8-inch by 10-inch by 12-inch boxes. Each hat is valued at $7.50. If the company’s latest order required a truck with at least 432,000 cubic inches of storage space in which to ship the hats in their boxes, what was the minimum value of the order?
The volumes of two cones are in the ratio 1 : 20 and the radii of the cones are in the ratio of 1 : 4. What is the length of the wire?
From the integer n, if nnnnn is odd, then what is true from below options?
If a: b = 14: 3, b: c = 11: 9, find a: b: c?
A dishonest dealer uses a scale of 90 cm instead of a metre scale and claims to sell at cost price. His profit is
The cross-section of a cannel is a trapezium in shape. If the cannel is 5 m wide at the top and 3 m wide at the bottom and the area of cross-section is 3800 sq m, the depth of cannel is?
The number of sequences in which 7 players can throw a ball, so that the youngest player may not be the last is ?
There are n members in a certain department, including Michael. Two representatives are to be selected to attend a company conference. If there are 66 possible combinations in which Michael is not selected, what is the value of n?
In the equation s = 36.12t, t and s are integers. If s/t leaves a remainder of r, which of the following must divide into r?
In a 100 m race, A can give B 10 m and C 28 m. In the same race B can give C :
Find 94 ×× 97
A train covers a distance of 12 km in 10 min. If it takes 6 sec to pass a telegraph post, then the length of the train is?
Torry has submitted 3/5 of his homework assignments, and he received an average grade of 75 for those assignments. If he wishes to receive an average grade of 90 for all his homework assignments, the average grade for Torry's remaining homework assignments must be what percent greater than the average grade for the ass...
The ratio of number of boys and girls in a school is 1:2. If there are 90 students in the school, find the number of girls in the school?
If you roll a fair-sided die twice, what is the probability of getting a double?
What is 35% of 4/13 of 715?
Dinesh speaks truth in 3/4 cases and Abhishek lies in 1/5 cases. What is the percentage of cases in which both Dinesh and Abhishek contradict each other in stating a fact?
A man drive his car to the office at 20miles/hr. After reaching office, he realize that its a new year holiday so he went back home at a speed of 30miles/hr. Discounting the time spent in the stoppage what was his average speed of his journey ?
The average (arithmetic mean) of 22, 33, and 53 is 8 less than the average of 30, 56, and x. What is x?
Abby and Bobby type at constant rates of 80 words per minute and 60 words per minute, respectively. Bobby begins typing before Abby and has typed 600 words when Abby begins typing at 1:30 pm. If they continue typing at their respective rates, at what time will Abby have typed exactly 300 more words than Bobby?
Three runners E, B and C run a race, with runner E finishing 12m ahead of runner B and 18m ahead of runner C, while runner B finishes 8m ahead of runner C. Each runner travels entire distance at a constant speed. What was the length of the race?
A man saves 20% of his monthly salary. If an account of dearness of things he is to increase his monthly expenses by 20%, he is only able to save Rs. 260 per month. What is his monthly salary?
letters in the word ABUSER are permuted in all possible ways and arranged in alphabetical order then find the word at position 49 in the permuted alphabetical order?
If 1/12 of the passengers on a ship are from North America, 1/4 are Europeans, 2/9 are from Africa, 1/6 are from Asia and the remaining 50 people are citizens of other continents, then how many passengers are on board the ship?
If it takes 6 identical printing presses exactly 4 hours E to print 5,000 newspapers, how long would it take 3 of these presses to print 3,000 newspapers?
A fast food hotel sells chicken in orders of 6, 9, and 20. What is the largest number of pieces of chicken you cannot order from this hotel ?
A person walks at a speed of 4 km/hr and runs at a speed of 8 km/hr. How many hours will the person require to cover a distance of 8 km, if the person completes half of the distance by walking and the other half by running?
How many positive integers less than 200 are there such that they are multiples of 13 or multiples of 12?
Find the sum of all odd numbers upto 100.

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