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The radius of a wheel is 22.4 cm. What is the distance covered by the wheel in making 1250 resolutions?
A man walking at a constant rate of 9 miles per hour is passed by a woman traveling in the same direction along the same path at a constant rate of 15 miles per hour. The woman stops to wait for the man 3 minutes after passing him, while the man continues to walk at his constant rate. How many minutes must the woman wait until the man catches up?
Let S be the set of all positive integers n such that n^2 is a multiple of both 24 and 108. Which of the following integers are divisors of every integer n in S ?
A certain football coach allows his quarterback to call three plays in a row. If the quarterback can choose from 3 passing plays, 4 running plays, and 2 trick plays, how many different arrangements Q of plays can be run, if the same play can’t be run more than once?
An express traveled at an average speed of 100 km/hr, stopping for 4 min after every 60 km. How long did it take to reach its destination 600 km from the starting point ?
A machine, working at a constant rate, manufactures 20 candles in 40 minutes. How many candles does it make in 1 hr 20 min?
When 52416 is divided by 312, the quotient is 168. what will be the quotient when 52.416 is divided by 0.168?
The average weight of 5 person's increases by 5.5 kg when a new person comes in place of one of them weighing 68 kg. What might be the weight of the new person?
The ratio of the radius of two circles is 1: 3, and then the ratio of their areas is?
How many zeros does 50! end with?
In a family 4 people eat only vegetarian, 3 people eat only non veg., 2 people eat both veg and non veg.. How many people are in the family?
A train running at a speed of 36 km/h passes an electric pole in 15 seconds. In how many seconds will the whole train pass a 370-meter long platform?
If q = 25! + 1, which of the following cannot be a prime factor of q? I. 11 II. 19 III. 23
A bike covers a certain distance at the speed of 67km/h in 8 hrs. If the bike was to cover the same distance in approximately 6 hrs, at what approximate speed should the bike travel?
A student committee that must consists of 5 members is to be formed from a pool of 8 candidates. How many different committees are possible
4 men&6women finish a job in 8days, while 3men&7women finish it in 10 days. In how many days will 10 women working together finish it ?
A school currently maintains a fixed number of students per class. If the ratio of students per class were to be increased by 1, 10 fewer classes would be run for a total of 120 students. What is the current ratio W of students per class?
If you have 6 black socks, 4 blue socks, 8 brown socks, and 2 red socks in your sock drawer, what is the minimum number of socks that you need to pull out in the dark to be sure you had a matching pair?
Kamal started a business with Rs.25000 and after 4 months, Kiran joined him with Rs.60000. Kamal received Rs.58000 including 10% of profit as commission for managing the business. What amount did Kiran receive?
The true discount on Rs. 2562 due 4 months hence is Rs. 122. The rate percent is:
A part of certain sum of money is invested at 9% per annum and the rest at 12% per annum, if the interest earned in each case for the same period is equal, then ratio of the sums invested is?
A father said to his son, "I was as old as you are at the present at the time of your birth". If the father's age is 48 years now, the son's age five years back was?
What will be the result of 12/2 + 4/2 -3^5 +8 all this multiplied by 5?
The total of the ages of Amar, Akbar and Anthony is 80 years. What was the total of their ages three years ago ?
Train X departs from station A at 11 a.m. for station B, which is 180 km so far. Train Y departs from station B at 11 a.m. for station A. Train X travels at an average speed of 70 km/hr and does not stop anywhere until it arrives at station B. Train Y travels at an average speed of 50 km/hr, but has to stop for 15 min at station C, which is 60 km away from station B enroute to station A. Ignoring the lengths of the trains, what is the distance, to the nearest kilometre, from station A to the point where the trains cross each other?
If 0 < p < 1 < q< 3, which of the following must be less than 1? I. p/q II. pq III. q - p
A train , 800 meter long is running with a speed of 78 km/hr. It crosses a tunnel in 1 minute. What is the length of the tunnel (in meters)?
For a bake sale, Simon baked 2n more pies than Theresa. Theresa baked half as many pies as Roger, who baked 1313n pies. No other pies were baked for the sale. What fraction of the total pies for sale did Roger bake?
In assembling a Bluetooth device, a factory uses one of two kinds of modules. One module costs $15 and the other one, that is cheaper, costs $10. The factory holds a $140 worth stock of 13 modules. How many of the modules in the stock are of the cheaper kind?
A contractor undertakes to built a walls in 50 days. He employs 30 peoples for the same. However after 25 days he finds that only 40% of the work is complete. How many more man need to be employed to complete the work in time?
Every day, the value of a stock rises by exactly two dollars in the morning, and then falls by exactly one dollar in the afternoon. If the stock's value at the start of the rst day is $100, on what day will the stock's value rst reach $200?
A person purchased a TV set for Rs. 16000 and a DVD player for Rs. 6250. He sold both the items together for Rs. 31150. What percentage of profit did he make?
The ratio of two numbers is 5:9. If each number is decreased by 5, the ratio becomes 5:11. Find the numbers.
A number is increased by 20 % and then decreased by 20 %. Find the net increase or decrease per cent.
In an election only two candidates contested. A candidate secured 70% of the valid votes and won by a majority of 184 votes. Find the total number of valid votes?
A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered. If the area of the field is 210 sq. feet, how many feet of fencing will be required?
Two trains A and B are 200 m and 150 m long and are moving at one another at 54 Km/hr and 36 Km/hr respectively. Arun is sitting on coach B1 of train A. Calculate the time taken by Arun to completely cross Train B.
An amount of money is to be divided between P, Q and R in the ratio of 3:7:12. If the difference between the shares of P and Q is Rs.2400, what will be the difference between Q and R's share?
A company D has 15 percent of the employees are secretaries and 10 percent are salespeople. If there are 120 other employees of Company D, how many employees does Company D have?
Oak trees line both sides of a street for a length of 6/8 of a kilometer. If there is 16 meters of space between the trees, and each tree is 1 meter wide, how many trees are there along the street?
1397 x 1397 = ?
Mary passed a certain gas station on a highway while traveling west at a constant speed of 50 miles per hour. Then, 15 minutes later, Paul passed the same gas station while traveling west at a constant speed of 60 miles per hour. If both drivers maintained their speeds and both remained on the highway for at least 3 hours, how long after he passed the gas station did Paul catch up with Mary?
If the compound interest on a sum of Rs.5000 at the rate of 10% per annum is Rs.1050, then time period is (Interest compounded yearly)
The cube root of .000216 is:
Fom the integer n, if nnn is odd, then what is true from below options?
The value of (4.7 × 13.26 + 4.7 × 9.43 + 4.7 × 77.31) is :
What will come in place of the x in the following Number series? 12, 38, 116, 350, 1052, x
A box contains ten bulbs out of which 5 are defective. If four bulbs are chosen at random, find the probability that exactly two bulbs are good?
Evaluate: 1234562- 1232 = ?
Reena took a loan of $. 1200 with simple interest for as many years as the rate of interest. If she paid $ 972 as interest at the end of the loan period, what was the rate of interest?
What is the area of square field whose side of length 18 m?
A train running at the speed of 60 km/hr crosses a pole in 9 sec. What is the length of the train?
The perimeter of one face of a cube is 40 cm. Its volume will be:
A rectangular grass field is 75 m * 55 m, it has a path of 2.5 m wide all round it on the outside. Find the area of the path and the cost of constructing it at Rs.7 per sq m?
The ratio of male to female in a class is 2:3. the career preference of the students in the class are to be represented in a circle graph. If the area of the graph allocated to each career preference is to be proportional to the number of students who have that career preference, how many degrees of the circle should be used to represent a career that is preferred by one fourth of the males and 3/4th of the females in the class?
A strain of bacteria reproduces @ 25% every 12 min. In how much time will it triple itself ??
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?
A certain culture of bacteria quadruples every hour. If a container with these bacteria was half full at 7:00 a.m., at what time was it one-eighth full?
A basketball team composed of 12 players scored 100 points in a particular contest. If none of the individual players scored fewer than 7 points, what is the greatest number of points W that an individual player might have scored?
What least value should be replaced by * in 223431* so the number become divisible by 5
If x is the sum of a consecutive positive integers. y is the sum of b consecutive positive integers. For which of the following values of a and b is it impossible that x = y?
How many four letter words are formed using the letters of the word PRESS?
If a<0, which of the following represents a positive number?
A sum of money becomes double itself in 8 years at simple interest. How many times will it become 10 years at the same rate?
ABCD is a square. F and E are the midpoints of sides AD and CD, respectively. The area of triangle FED is 2 square inches. What is the area of square ABCD (in square inches)?
What is the difference between the largest number and the least number written with the digits 9, 2, 1, 5?
A tradesman by means of his false balance defrauds to the extent of 25%? in buying goods as well as by selling the goods. What percent does he gain on his outlay?
33 1/3% of 36?
The population of locusts in a certain swarm doubles every two hours. If 4 hours ago there were 1,000 locusts in the swarm, in approximately how many hours will the swarm population exceed 256,000 locusts?
If the price of a TV is first decreased by 20% and then increased by 30%, then the net change in the price will be :
If two numbers are in the ratio 2:3. If 10 is added to both of the numbers then the ratio becomes 3:4 then find the smallest number?
286, 462, 362, 527, 671, 253
In a family 15 people eat only vegetarian, 8 people eat only non veg., 11 people eat both veg and non veg.. How many people eat veg in the family?
The H.C.F. of two numbers is 23 and the other two factors of their L.C.M. are 13 and 14. The larger of the two numbers is:
If a 10 percent deposit that has been paid toward the purchase of a certain product is $130, how much more remains to be paid?
College T has 1000 students. Of the 180 students majoring in one or more of the sciences,120 are majoring in Chemistry and 120 are majoring in Biology. If at least 20 of the students are not majoring in either Chemistry or Biology, then the number of students majoring in both Chemistry and Biology could be any number from?
A sells a bicycle to B and makes a profit of 20%. B sells the same bicycle to C at a profit of 25%. If the final S.P. of the bicycle was Rs. 225, find out the cost price of the bicycle for A.
What is the value of x^2yz − xyz^2, if x = − 2, y = 1, and z = 1?
What is the smallest positive integer which when increased by 1 is divisible by 22, 36, 26 and 21?
A wall photo 2 inches wide is placed around a rectangular paper with dimensions 8 inches by 12 inches. What is the area of the wall photo, in square inches?
What was the day of the week on 17th June, 1998?
In a class of 25 students, 3 students did not borrow any books from the library, 11 students each borrowed 1 book, 6 students each borrowed 2 books, and the rest borrowed at least 3 books. If the average number of books per student was 2, what is the maximum number of books any single student could have borrowed?
Two trains 180m and 360m long run at the speed of 60kmph and 30kmph in opposite directions in parallel tracks. The time which they take to cross each other is?
The difference between the compound interest compounded annually and simple interest for 2 years at 20% per annum is Rs.144. Find the principal?
Calculate the largest 4 digit number which is exactly divisible by 98?
When positive integer g is divided by 6, the remainder is 1. Which of the following must be true? I. g is a prime number II. g is odd III. g is divisible by 7
The length of the bridge, which a train 150 metres long and travelling at 45 km/hr can cross in 30 seconds, is?
How many pieces of 75 cm can be cut from a rope 57 meters long?
Each of the products produced yesterday was checked by worker x or worker y. 0.5% of the products checked by worker x are defective and 0.8% of the products checked by worker y are defective. If the total defective rate of all the products checked by worker x and worker y is 0.7%, what fraction of the products was checked by worker y?
The salary of Charan was reduced by 10%. By what percent should his reduced salary be raised so as to bring it at par with his original salary?
A certain college party is attended by both male and female students. The ratio of male to female students is 4 to 5. If 15 of the male students were to leave the party, the ratio would change to 1 to 2. How many total students are at the party?
The length of a cold storage is double its breadth. Its height is 3 metres. The area of its four walls(including doors) is 108 m2. Find its volume.
A can contain a mixture of two liquids A and B in the ratio 7:5 when 9 litres of mixture are drawn off and the can is filled with B, the ratio of A and B becomes 7:9. How many litres of liquid A was contained by the can initially?
A number when divided by a divisor leaves a remainder of 24. When twice the original number is divided by the same divisor, the remainder is 11. What is the value of the divisor?
Two persons , Ram & Lakshman , who are at a distance of 100 km from each other, move towards each other from two places P and Q at speeds of 20 kmph and 25 kmph respectively. Lakshman reaches P, returns immediately and meets Ram at R, who started on the return journey to P immediately after reaching Q. What is the distance between Q and R?
If f(x) = (x^2 - 1)/(x), what is f(1/x) in terms of f(x)?
Two watches are set for an alarm at 10 0'clock in the night. One watch gains 2 minutes per hour. When the faster watch shows 4:12 in the morning when the alarm rings what does the correct watch show?
The average weight of a class of 24 students is 35 kg. If the weight of the teacher be included, the average rises by 400 g. The weight of the teacher is :
which of the following inequalities indicates the set of all values of d for which the lengths A of the three sides of a triangle can be 3,4, and d?
A train 125 m long passes a man, running at 9 km/hr in the same direction in which the train is going, in 10 seconds. The speed of the train is:

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