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The average of 11 results is 40, if the average of first five results is 49 and that of the last seven is 52. Find the fifth result? |
John started a business, investing Rs.18000. After 3 months and 4 months respectively, Rose and Tom joined him with capitals of 12000 and 9000. At the end of the year the total profit was Rs.3982. What is the difference between Rose ’s and Tom ’s share in the profit? |
A computer factory produces 6048 computers per month at a constant rate, how many computers are built every 30 minutes assuming that there are 28 days in one month? |
The volume of a cube is 1000 cc. Find its surface. |
A thief goes away with a SANTRO car at a speed of 40 kmph. The theft has been discovered after half an hour and the owner sets off in a bike at 50 kmph when will the owner over take the thief from the start? |
A 2015 model car had an average mileage of 38 miles per gallon, when the car wight was 180 kilograms. An upgraded version of the car in 2016 gave a mileage of 43 miles per gallon and the car weight was reduced to 150 kilograms. By approximately what percent did the mileage of the car to the weight of the car improve? |
A and B walk around a circular track. A and B walk at a speed of 2 rounds per hour and 3 rounds per hour respectively. If they start at 8 a.m. from the same point in opposite directions, how many times shall they cross each other before 11 a.m.? |
A 1200 m long train crosses a tree in 120 sec, how much time will I take to pass a platform 1100 m long? |
A bag contains 12 white and 18 black balls. 2balls are drawn in succession. What is the probability that first is white and second is black? |
The ratio between the sale price and the cost price of an article is 9:5. What is the ratio between the profit and the cost price of that article? |
John purchased a grinder and a mobile for Rs. 15000 &Rs. 8000 respectively. He sold the grinder at a loss of 4% and the mobile phone at a profit of 20%. Overall how much he make aprofit. |
How many numbers from 10 to 47 are exactly divisible by 3? |
If n is an integer and 101n^2 is less than or equal to 3600, what is the greatest possible value of n? |
A man saves Rs 350 at the end of each year and lends the money at 5% compound interest. How much will it become at the end of 3 years. |
A farmer is planting a row consisting of 3 unique apple trees and 3 unique orange trees. How many ways are there for the farmer to plant the trees such that no apple tree is adjacent to another apple tree and no orange tree is adjacent to another orange tree? |
.The price of commodity P increases by 40 paise every year, while the price of commodity Q increases by 15 paise every year. If in 2001, the price of commodity P was Rs. 4.20 and that of Q was Rs. 6.30, in which year commodity P will cost 40 paise more than the commodity Q ? |
If f(2, 4) = 24 and f(1, 5) = 26, what is the value of f(2, 6)? |
At what rate percent of simple interest will a sum of money double itself in 12 years? |
For all numbers a and b, the operationis defined by ab = (a + 2)(b – 3).
If 3x = –25, then x = |
A person travels from P to Q a speed of 60 km/hr and returns by increasing his speed by 50%. What is his average speed for both the trips? |
There are 8 books in a shelf that consist of 1 paperback books and 7 hardback books. If 4 books are selected at random without replacement, how many different combinations are there that at least one paperback book is selected? |
At an upscale fast-food restaurant, Shin can buy 3 burgers, 7 shakes, and one cola for $120. At the same place it would cost $158.50 for 4 burgers, 10 shakes, and one cola. How much would it cost for a meal of one burger, one shake, and one cola? |
In a group of buffaloes and ducks, the number of legs are 24 more than twice the number of heads. What is the number of buffaloes in the group? |
The distance between Delhi and Mathura is 110 kms. A starts from Delhi with a speed of 20 kmph at 7 a.m. for Mathura and B starts from Mathura with a speed of 25 kmph at 8 p.m. from Delhi. When will they meet? |
After decreasing 80% in the price of an article costs Rs.320. Find the actual cost of an article? |
After M students took a test, the average score was 74%. If the test has 50 questions, what is the least number of questions that the next student has to get right to bring the average score up to 75%? |
A can do a piece of work in 12 days. He worked for 15 days and then B completed the remaining work in 10 days. Both of them together will finish it in? |
A class contains five juniors and five seniors. If one member of the class is assigned at random to present a paper on a certain subject, and another member of the class is randomly assigned to assist him, what is the probability Q that both will be juniors? |
A certain chocolate bar manufacturer reduced the weight of Chocolate Bar M by 20 percent buy left the price unchanged. What was the resulting percent increase in the price per ounce of chocolate Bar M? |
A works twice as fast as B.If B can complete a work in 12 days independently,the number of days in which A and B can together finish the work is : |
The total of the ages of Amar, Akbar and Anthony is 66 years. What was the total of their ages four years ago ? |
what is rate of interest if principal.amount be 400,simple interest 100 and time 2year. |
A bag contains 26 purple jellybeans, 15 green jellybeans, and 9 yellow jellybeans; these jellybeans are the only items in the bag. If a person picks a jellybean at random out of the bag, what is the probability that the jellybean will be purple? |
If x and y are positive integers, Choose which of the following CANNOT be the greatest common divisor of 15x and 20y? |
If (x/y)=(6/5), find the value (x^2+y^2)/(x^2-y^2) |
Q:Robert purchased $1500 worth of US saving bonds. If bonds are sold in $50 or $100 denominations only, which of the following CANNOT be the number of US saving bonds that Robert purchased? |
The smallest number which when diminished by 7, is divisible by 12, 16, 18, 21 and 28 is |
There are 12 teams in a certain league and each team plays each of the other teams exactly once. What is the total number of games played? |
Difference between the length &breadth of a rectangle is 26 m. If its perimeter is 208 m, then the ratio of area and perimeter is?? We have: (l - b) = 26 and 2(l + b) = 208 or (l + b) = 104? |
Miraa is making telescopes, each consisting of 2 lenses, 1 tube, and 1 eyepiece. Lenses can be purchased only in packs of 50, tubes only in packs of 10, and eyepieces only in packs of 30. However, half of the lenses in each pack are not usable for telescopes. If all parts are used only for the telescopes, what is the m... |
A trader mixes 26 kg of rice at Rs. 20 per kg with 30 kg of rice of other variety at Rs. 36 per kg and sells the mixture at Rs. 30 per kg. His profit percent is: |
The Arnolds purchased 550 square feet of Kentucky Gem sod at $1.79 per square foot and 270 square feet of Zelzea Blue sod at $1.38 per square foot. What was the approximate average price per square foot paid for all the sod? |
find value for x from below equation? x + 1 = 4 |
Today my car meter reads as 72527 kms. I notes that this is a palindrome. How many minimum kms i need to travel so my car meter find another palindrom. |
Working alone at its constant rate, pump M pumped out ¼ of the water in a tank in 2 hours. Then pumps N and O started working and the three pumps, working simultaneously at their respective constant rates, pumped out the rest of the water in 3 hours. If pump N, working alone at its constant rate, would have taken 18 ho... |
A man buys a cycle for Rs. 1400 and sells it at a loss of 15%. What is the selling price of the cycle? |
What is the units digit of (6!*4! + 6!*5!)/6? |
How many of the following numbers are divisible by 132?
264, 396, 462, 792, 968, 2178, 5808, 6336 |
Little John had $8.50. He spent $1.25 on sweets and gave to his two friends $1.20 each. How much money was left? |
On his deathbed, a father called upon his three sons and told them to distribute all his assets worth Rs. 52,500 in the ratio of 1/15 : 1/21 : 1/35 amongst themselves. Find the biggest share amongst the three portions. |
In what proportion must rice at Rs 3.10 per kg be mixed with rice at Rs 3.75 per kg, so that the mixture be worth Rs 3.25 a kg? |
If {x} is the product of all even integers from 1 to x inclusive, what is the greatest prime factor of {26} + {24}? |
Find the number that fits somewhere into the middle of the series. Some of the items involve both numbers and letters
Look at this series: J14, L16, __, P20, R22, ... What number should fill the blank? |
If a particular player is always chosen, in how many ways can a cricket-be chosen out of 15 players? |
A man can row upstream at 45 kmph and downstream at 55 kmph, and then find the speed of the man in still water? |
If j and k are integers whose product is 400, which of the following statements must be true? |
A reduction of 40% in the price of bananas would enable a man to obtain 50 more for Rs.40, what is reduced price per dozen? |
What least whole no. should be added to 532869 to make it divisible by 9? |
In how many ways can a group of 5 men and 2 women be made out of a total of 7 men and 3 women? |
Find the least number which when divided by 18,32,48,52 leaves remainder 14,28,44,48 respectively. |
If x is an even integer and y = 5x + 1, which of the following CANNOT be a divisor of y? |
Find the compound interest and the amount on Rs.8000 at 5% per annum for 4 years when C.I is reckoned yearly? |
M is a certain set of numbers with an average (arithmetic mean) of 10 and a standard deviation of 1.5. Q is a subset of M consisting of 5 terms. Exactly 80% of the numbers in Q are located within 2 standard deviations from the average of M. Which of the following could Q be? |
How many numbers from 10 to 50 are exactly divisible by 9? |
3^11 + 3^11 + 3^11 = |
Find the area of a rhombus whose side is 25 cm and one of the diagonals is 30 cm? |
Two family reunions are happening at the Taj hotel, the Oates reunion and the Hall reunion. All 150 guests at the hotel attend at least one of the reunions. If 70 people attend the Oates reunion and 52 people attend the Hall reunion, how many people attend both reunions? |
A certain company has budgeted $1320 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? |
On his drive to work, Leo listens to one of three radio stations A, B or R. He first turns to A. If A is playing a song he likes, he listens to it; if not, he turns it to B. If B is playing a song he likes, he listens to it; if not, he turns it to R. If R is playing a song he likes, he listens to it; if not, he turns o... |
For which of the following does n(a)−n(b)=n(a−b) for all values of a and b? |
How many factors greater than 50, which are multiples of 3, are possible in 8400? |
How many seconds will a 500 m long train take to cross a man walking with a speed of 3 km/hr in the direction of the moving train if the speed of the train is 63 km/hr? |
If X,Y is 20%,25% greater than Z then how much percentage is X smaller than Y? |
Which of the following inequalities has a solution set, when graphed on the number line, is a single line segment of finite length? |
The radius of a wheel is 22.4 cm. What is the distance covered by the wheel in making 500 resolutions. |
The speed of a car is 70 km in the first hour and 90 km in the second hour. What is the average speed of the car? |
A loan has a variable interest rate that fluctuates between 7% and 10% of the base payment per month. If base payments remain at $300 each month and an additional monthly surcharge of 1% is added to the combined (base + interest), what would be the greatest possible payment due in any given month? |
4 bells first begin to toll together with an intervals of 5, 10, 15 & 20 sec. How many times does they toll together in an hr? |
Find 30 % of 240 |
If X is to be chosen at random from the set {5,7,4,3,8} and Y is to be chosen at random from the set {6,3,4,2}, what is the probability that XY will be odd? |
In an entrance exam, 3 marks is awarded for every correct answer and (-1) for every wrong answer. If a student gets 38 marks after attempting all questions, find the number of questions answered correctly if the total questions were 70. |
On 8th Feb, 2005 it was Tuesday. What was the day of the week on 8th Feb, 2004? |
A box contains 6 black, 8 red and 4 green marbles. 2 marbles are drawn from the box at random. What is the probability that both the marbles are of the same color? |
The population of a town is 10000. It increases annually at the rate of 20% p.a. What will be its population after 3 years? |
There was a match to be held.And 100 nations were to participate in that match.It was totally an elimination match,that is if a team loses a match it must be eliminated.Find out the total number of matches played to find out the grand winner? |
Find the missing figures :
?% of 60 = 2.125 |
Which of the following leads to the correct mathematical solution for the number of ways that the letters of the word SUCCESS could be arranged to create a seven-letter code? |
The average of first 32 natural numbers is? |
A boat ma goes 2km against the current of the stream in 1 hr and goes 1 km along the current in 10 min. how long will it take to go 8 km in stationary water |
A rectangular lawn of length 50 m and breadth 35 m is to be surrounded externally by a path which is 2 m wide. Find the cost of turfing the path at the rate of $3 per m². |
A boy can reach a certain place in 45 hours. If he reduces his speed by 1/30th, he goes 3 km less in that time. Find his speed. |
One-fourth of the light switches produced by a certain factory are defective. Four-fifths of the defective switches are rejected and 1/20 of the non defective switches are rejected by mistake. If all the switches not rejected are sold, what percent of the switches sold by the factory are defective? |
If P(A) = 2/15, P(B) = 4/15, and P(A ∪ B) = 6/15 Find P(B|A) |
A train running at the speed of 60 km/hr crosses a pole in 12 seconds. Find the length of the train. |
The average number of visitors of a library in the first 4 days of a week was 58. The average for the 2nd, 3rd, 4th and 5th days was 60.If the number of visitors on the 1st and 5th days were in the ratio 7:8 then what is the number of visitors on the 5th day of the library? |
A computer manufacturer produces a certain electronic component at a cost of $70 per component. Shipping costs for delivering the components are $4 per unit. Further, the manufacturer has costs of $14,500 a month related to the electronic component regardless of how many it produces. If the manufacturer produces and se... |
The sum of three consecutive even numbers is 30. Find the middle number of the three? |
If p is a positive integer and 10p/96 is an integer, then the minimum number of unique prime factors p could have is L: |
The original price of a camera was displayed as a whole dollar amount. After adding sales tax of 15 percent, the final price was also a whole dollar amount. Which of the following could be the final price of the camera? |
How many positive three-digit integers are divisible by both 3 and 7? |
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