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A train is 360 meter long is running at a speed of 45 km/hour. In what time will it pass a bridge of 140 meter length |
Average weight of 10 people increased by 1.5 kg when one person of 45 kg is replaced by a new
man. Then weight of the new man is |
A technician makes a round-trip to and from a certain service center by the same route. If the technician completes the drive to the center and then completes 50 percent of the drive from the center, what percent of the round-trip has the technician completed? |
10 camels cost as much as 24 horses, 16 horses cost as much as 4 oxen and 6 oxen as much as 4 elephants. If the cost of 10 elephants is Rs.170000, find the cost of a camel? |
In an office in Singapore there are 60% female employees. 50 % of all the male employees are computer literate. If there are total 62% employees computer literate out of total 1500 employees, then the no. of female employees who are computer literate ? |
There are 192 items that are members of set U. Of these items, 49 are members of set B, 59 are not members of either of set A or set B, and 23 are members of both sets A and B. How many of the members of set U are members of set A ? |
5n - 3 > 12 and 7n - 5 < 44; n must be between which numbers? |
4.036 divided by 0.04 gives : |
The positive difference between Sam and Lucy’s ages is a, and the sum of their ages is z. If Lucy is older than Sam, then which of the following represents Lucy’s age? |
A reduction in the price of petrol by 10% enables a motorist to buy 5 gallons more for $190. Find the original price of petrol? |
The sum of a 2digit no. & the no. obtained byreversing the order ofthe digit is 165. If the digits are differ by 3, find the original no.? |
12 + 13 + 14 + ... 61 + 62 + 63 = ? |
A 3-letters code consists of three different letters. If the code contains at least 2 vowels, how many such codes are possible? |
By selling a house for Rs.45000, it was found that 1/8 of the outlay was gained, what ought the selling to price to have been in order to have lost 5 p.c? |
A sum of 725 is lent in the beginning of a year at a certain rate of interest. After 8 months, a sum of 362.50 more is lent but at the rate twice the former. At the end of the year, 33.50 is earned as interest from both the loans. What was the original rate of interest? |
2 no's are respectively 40% & 60% more than 3rdnumber. Find the ration of two numbers ? |
The two trains of lengths 400 m, 600 m respectively, running at same directions. The faster train can cross the slower train in 180 sec, the speed of the slower train is 48 km. then find the speed of the faster train? |
A three-character password consists of one letter of the alphabet and three different digits between 0 and 9, inclusive. The letter must appear as the second or third character of the password. How many different passwords are possible? |
The diameter of a ball is 20 inches. If the surface area of the diameter is the same as the surface area of a cube, what does 1 side of the cube measure? Round to the nearest whole number. |
The sum of the ages of mother and her daughter is 50years. Also 5 years ago, the mother's age was 7 times the age of the daughter. What is the age of the mother? |
A hiker walked for 3 days. She walked 18 miles on the first day, walking 3 miles per hour. On the second day she walked for one less hour but she walked one mile per hour, faster than on the first day. On the third day she walked at 4 miles per hour for 5 hours. How many miles in total did she walk? |
The ratio, by volume, of soap to alcohol to water in a certain solution is 4:40:90. The solution will be altered so that the ratio of soap to alcohol is doubled while the ratio of soap to water is halved. If the altered solution will contain 200 cubic centimeters of alcohol, how many cubic centimeters of water will it contain? |
Jerry, an electrician, worked 8 months out of the year. What percent
of the year did he work? (round answer to the nearest hundredth)
What percent 12 is 8? 12 months = 1 year |
A, B and C shared the profit in a business in the ratio 5 : 7 : 8. They had partnered for 14 months, 8 months and 7 months respectively. What was the ratio of their investments? |
A man in a train notices that he can count 41 telephone posts in one minute. If they are known to be 50 metres apart, then at what speed is the train travelling? |
Two trains are running at 40 kmph and 20 kmph respectively in the same direction.Fast train completely passes a man sitting in the slower train in 8 seconds.What is the length of the fast train? |
Murali travelled from city A to city B at a speed of 40 kmph and from city B to city C at 60 kmph. What is the average speed of Murali from A to C given that the ratio of distances between A to B and B to C is 8 : 4? |
Rahul went to a shop and bought things worth Rs. 30, out of which 40 Paise went on sales tax on taxable purchases. If the tax rate was 8%, then what was the cost of the tax free items? |
a dealer buys 4 varieties of wheat costing rs. 20,rs.25,rs.30 and rs.35 per kg in the ratio 6:4:3:1 and mixes all the four varieties and sells at 40% profit. What is the selling price per kg of wheat? |
If the quantity (p − 4) is 5 times the quantity (q − 5), then what is the relationship between p and q? |
Kyle, David, and Catherine each try independently to solve a problem. If their individual probabilities for success are 1/8, 1/4 and 3/5, respectively, what is the probability no one will solve the problem? |
What percent of a day is nine hours? |
If 10 ounces of a strong vinegar solution are diluted with 50 ounces of water to form a four-percent vinegar solution, what was the concentration of the original solution? |
1/x+1/y=1/z where x=12 and y,z positive integer how many possible value of y and z ? |
For all positive integers m and v, the expression m Θ v represents the remainder when m is divided by v. What is the value of (( 94 Θ 33 ) Θ 17 ) - ( 96 Θ (33 Θ 17)) ? |
Audrey 4 hours to complete a certain job. Ferris can do the same job in 3hours. Audrey and Ferris decided to collaborate on the job, working at their respective rates. While Audrey worked continuously, Ferris took 4 breaks of equal length. If the two completed the job together in 2 hours, how many minutes long was each of Ferris’ breaks ? |
1370 , 1320 , X, -180, -6430 |
The product of the digits of the four-digit number Q is 36. No two digits of are identical. How many different numbers are possible values of Q ? |
If x is a positive integer, which of the following must be odd? |
A school committee consists of 2 teachers and 4 students. The number of different committees that can be formed from 5 teachers and 10 students is |
A garrison of 2000 men has provisions for 54 days. At the end of 18 days, a reinforcement arrives, and it is now found that the provisions will last only for 20 days more. What is the reinforcement? |
In a group of cows and hens, the number of legs are 12 more than twice the number of heads. The number of cows is : |
The average of 11 numbers is 10.9. If the average of first six is 10.5 and that of the last six is 11.7 the sixth number is? |
A circle graph shows how the MegaTech corporation allocates its Research and Development budget: 17% microphotonics; 24% home electronics; 15% food additives; 29% genetically modified microorganisms; 8% industrial lubricants; and the remainder for basic astrophysics. If the arc of each sector of the graph is proportional to the percentage of the budget it represents, how many degrees of the circle are used to represent basic astrophysics research? |
A certain car's price decreased by 2.5% (from the original price) each year from 1996 to 2002, during that time the owner of the car invested in a new carburetor and a new audio system for the car, which increased car's price by $2,000. If the price of the car in 1996 was $22,000, what is the car's price in 2002? |
A reduction of 23% in the price of salt enables a lady to obtain 10kgs more for Rs.100, find the original price per kg? |
60% of a number is added to 120, the result is the same number. Find the number? |
If A lends Rs.3200 to B at 12% per annum and B lends the same sum to C at 14.5% per annum then the gain of B in a period of 5 years is? |
A train covers a distance in 50 min, if it runs at a speed of 48kmph on an average. The speed at which the train must run to reduce the time of journey to 45min will be. |
A specialized type of sand consists of 40% mineral X by volume and 60% mineral Y by volume. If mineral X weighs 2.5 grams per cubic centimeter and mineral Y weighs 3 grams per cubic centimeter, how many grams does a cubic meter of specialized sand combination weigh? (1 meter = 100 centimeters) |
A, B and C have Rs.900 between them, A and C together have Rs.400 and B and C Rs.750. How much does C have? |
Mohan purchased 14 kgs of rice at the rate of Rs.26 per kg and 8 kgs of pulses at the rate of Rs.26 per kg. Whaat is the total amount that he paid to the shopkeeper? |
If |20x-10| = 170, then find the product of the values of x? |
0.35 represents what percent of 0.7? |
A pipe can fill a tank in 15 minutes and another one in 10 minutes. A third pipe can empty the tank in 5 minutes. The first two pipes are kept open for 4 minutes in the beginning and then the third pipe is also opened. In what time will the tank be empited ? |
Find the value of y from given equation: (12)^3 x 6^4 ÷ 432 = y? |
A volume of 11780 l water is in a container of sphere. How many hemisphere of volume 4l each will be required to transfer all the water into the small hemispheres? |
Two heavily loaded sixteen-wheeler transport trucks are 855 kilometers apart, sitting at two rest stops on opposite sides of the same highway. Driver A begins heading down the highway driving at an average speed of 90 kilometers per hour. Exactly one hour later, Driver B starts down the highway toward Driver A, maintaining an average speed of 80 kilometers per hour. How many kilometers farther than Driver B, will Driver A have driven when they meet and pass each other on the highway? |
If x/(12p) is an odd prime number, where x is a positive integer and p is a prime number, what is the least value of x? |
For a certain set, the value range of its members is 96.8. A new set is created from the members of the old set as follows: 12 is subtracted from a member of the old set, and the result is divided by 4. The resulting value is a member of the new set. If this operation is done for each member of the old set, what is the range of values of the members of the new set? |
A regular hexagon is there. The mid points of the sides were joined and formed another hexagon.Then What is the percentage reduction in area. |
In a garden, 26 trees are planted at equal distances along a yard 400 metres long, one tree being at each end of the yard. What is the distance between two consecutive trees? |
The average weight of a class of 20 boys was calculated to be 58.4 kgs and it was later found that one weight was misread as 56 kg instead of 68 kg. What is the correct weight? |
The ratio between b and y is 7/9; b and y are increased by 4, what is the ratio between the new values of b and y? |
A train covers a distance in 50 minutes, if it runs at a speed of 48kmph on an average. Find the speed at which the train must run to reduce the time of journey to 40 minutes. |
If all of the telephone extensions in a certain company must be even numbers, and if each of the extensions uses all four of the digits 1, 2, 6, and 7, what is the greatest number of four-digit extensions that the company can have? |
Barbara has 8 shirts and 11 pants. How many clothing combinations does Barbara have, if she doesn’t wear 2 specific shirts with 3 specific pants? |
Alice is now 10 years older than Bob. If in 6 years Alice will be twice as old as Bob, how old will Alice be in 5 years? |
The sides of a square region, measured to the nearest centimeter, are 4 centimeters long. The least possible value of the actual area of the square region is |
A, B, C, D, E, F, G, and H are all integers, listed in order of increasing size. When these numbers are arranged on a number line, the distance between any two consecutive numbers is constant. If G and H are equal to 5^12 and 5^16, respectively, what is the value of A? |
The smallest number which when diminished by 7, is divisible by 12, 16, 18, 21 and 28 is |
A certain toy store's revenue in November was 1/5 of its revenue in December and its revenue in January was 3/4 of its revenue in November, then the store's revenue in December was how many times the average (arithmetic mean) of its revenues in November and January? |
If the probability of rain on any given day in City X is 40%, what is probability that it rains on exactly 3 days in a 4 day period? |
What are the least number of square tiles required to pave the floor of a room 15 m 17 cm long and 9 m 2 cm broad ? |
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 38 years now, the son's age five years back was: |
What is the minimum value of |x-4| + |x+7| + |x-5| ? |
The probability that a number selected at random from the first 50 natural numbers is a composite number is |
If you spend 1/4 of your salary during the first week of the month and 20% of it during each of the coming 3 weeks, what part(fraction) of your salary will leave unspent at the end of the month? |
Given the sum 195 of 13 consecutive integers, find the sum of 4th number and 7th number of the sequence |
A set of football matches is to be organized in a "round-robin" fashion, i.e., every
participating team plays a match against every other team once and only once. If 2
matches are totally played, how many teams participated? |
The length of a rectangular plot is thrice its width. If the area of the rectangular plot is 432 sq meters, then what is the width (in meters) of the rectangular plot? |
The total number of digits used in numbering the pages of a book having 360 pages is |
Gold is 19 times as heavy as water and copper is 9 times as heavy as water. In what ratio should these be mixed to get an alloy 12 times as heavy as water? |
The sum of two numbers is 20 and the sum of their squares is 140. Find the product of the two numbers. |
A river 4m deep and 22 m wide is flowing at the rate of 2 kmph the amount of water that runs into the sea per minute is? |
An amount of Rs.1560 was divided among A, B and C in the ratio 1/2:1/3:1/4. Find the share of C? |
In how many ways can five members be selected from a group of twelve members? |
Sum of products of three numbers taken two at a time is 131. Sum of squares of the three numbers is 138. What is the sum of the three numbers? |
A jar full of whiskey contains 40% alcohol. A part of this whisky is replaced by another containing 19% alcohol and now the percentage of alcohol was found to be 26%. The quantity of whisky replaced is |
It takes Greg 6 minutes to run a mile, and it takes Pete 8 minutes. If Greg and Pete both begin running at exactly 8:30 a.m. without pausing, when is the first time at which they will finish running a mile simultaneously? |
The greatest number of four digits which is divisible by 15, 25, 40 and 75 is: |
If the man walks at the rate of 5 kmph, he misses a train by 7 minutes. However, if he walks at the rate of 6 kmph, he reaches the station 5 minutes before the arrival of the train. Find the distance covered by him to reach the station. |
85% of a number is added to 24, the result is the same number. Find the number? |
A person has to cover a distance of 6 km in 45 minutes. If he covers one-half of the distance in two-thirds of the total time; to cover the remaining distance in the remaining time, what should be his speed in km/hr? |
The units digit of (3)^(44) + (10)^(46) is: |
What is the greatest prime factor of 1+2+3+。。。+22? |
Peter invested a certain sum of money in a simple interest bond whose value grew to $400 at the end of 3 years and to $ 600 at the end of another 2 years. What was the rate of interest in which he invested his sum? |
Two pipes A and B can fill a cistern in 37 minutes and 45 minutes respectively. Both pipes are opened. The cistern will be filled in just half an hour, if the B is turned off after: |
A mixture of 150 liters of wine and water contains 20% water. How much more water should be added so that water becomes 25% of the new mixture? |
What is 82% of 3/5? |
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