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How many zeroes are there at the end of the number N, if N = 70! + 140! ? |
The area of a circular field is 17.56 hectares. Find the cost of fencing it at the rate of Rs. 7 per metre approximately |
If the sum of two numbers is 12 and the sum of their squares is 124, then the product of the numbers is |
The average expenditure of a labourer for 6 months was 70 and he fell into debt. In the next 4 months by reducing his monthly expenses to 60 he not only cleared off his debt but also saved 30. His monthly income i |
In a party there are 5 couples. Out of them 5 people are chosen at random. Find the probability that there are at the least two couples? |
A's speed is 20/13 times that of B. If A and B run a race, what part of the length of the race should A give B as a head start, so that B beats A by 60% of the length of the race? |
Laya finished 2/3 of a book. She calculated that she finished 50 more pages than she has yet to read. How long is her book? |
A dealer purchases 15 articles for Rs. 25 and sells 12 articles for Rs. 30. Find the profit percentage? |
Simplify 1235 * 9999 |
Car A runs at the speed of 50 km/hr and reaches its destination in 8 hours. Car B runs at the speed of 70 km/h and reaches its destination in 4 hours. What is the ratio of distances covered by Car A and Car B? |
In a box, there are 6 red, 3 blue and 56 green balls. One ball is picked up randomly. What is the probability that it is neither blue nor green? |
The length and width of a rectangle are integer values. What is the area of the smallest such rectangle that can be inscribed in a circle whose radius is also an integer |
one year before the age of pramila was four times than her daughter swati.after 6 years the age of pramila will be 24 year greater than the age of swati.then calculate the ratio of ages of pramila and swati? |
Abhay’s age after six years will be three-seventh of his fathers age. Ten years ago the ratio of their ages was 1 : 5. What is Abhay’s father's age at present? |
A 300-metre-long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds. What is the length of the platform? |
If two numbers are in the ratio 2:3. If 10 is added to both of the numbers then the ratio becomes 5:7 then find the largest number? |
A man buys 25 shares in company which pays 9 % dividend. The
money invested is such that it gives 10 % on investment. At what price did he buy the shares? |
In a survey conducted to find out the readership of three Newspapers A,B and C, it was found that the number of newspaper A is at least 20 and at most 40. The number of people who read newspaper B is at least 50 and at most 70. The number of people who read newspaper C is at least 70 and at most 83. It was also found t... |
In how many ways 8 different tickets can be distributed between Jane and Bill if each is to receive any even number of tickets and all 8 tickets to be distributed. |
At a dinner party 2 people are to be seated around a circular table. Two sitting arrangements are considered different only when the positions of the people are different relative to each other.What is the total number of possible sitting arrangements or the group? |
An Olympic diver received the following scores: 5, 3, 7, 6, and 4. The standard deviation of her scores is |
At a local beach, the ratio of little dogs to average dogs to enormous dogs is 1:4:8. Late in the afternoon, the ratio of little dogs to average dogs doubles and the ratio of little dogs to enormous dogs increases. If the new percentage of little dogs and the new percentage of average dogs are both integers and there a... |
You collect coins. Suppose you start out with 15. Since you're nice, you give Sharon 3 coins. Since you're nice, you give Steven 4 coins. How many coins do you have at the end? |
There is 60% increase in an amount in 6years at SI. What will be the CI of Rs. 12,000 after 3 years at the same rate? |
Lucy invested $10,000 in a new mutual fund account exactly three years ago. The value of the account increased by 10 percent during the first year, increased by 8 percent during the second year, and decreased by 10 percent during the third year. What is the value of the account today? |
In 4 years, Rajs father will be double Rajs age then. Two years ago, while his mother was twice his age that time. If Raj is going to be 32 years old 8 years from now, then what is the sum of his parents age now? |
Worker A takes 12 hours to do a job. Worker B takes 15 hours to do the same job. How long it take both A & B, working together but independently, to do the same job? |
Find the area of a parallelogram with base 36 cm and height 18 cm? |
Let us say that a table tennis tournament was going on with knock out terms which means the one who loses the match is out of the tournament. 55 players took part in that tournament. How many matches were played? |
If four coins are tossed, the probability of getting two heads and two tails is -. |
Two trains 300m and 400m long run at the speeds of 40 kmph and 50kmph respectively in opposite Directions on parallel tracks. The time taken to cross each other? |
Which common no should be added or substracted to 17/24 to make it 1/2 |
Townville has 100 residents, and 60 of them are females. If half of Townville’s male residents are smokers, and 1/2 of the female residents are smokers, which of the following represents the total number of Townville’s residents who are NOT smokers? |
0.009/x=0.025. find the value of X |
If Log 4 (x) = 12, then log 2 (x / 4) is equal to |
A person incurs 10% loss by selling a laptop for $900. At what price should the watch be sold to earn 10% profit? |
Two plates and one cup costs $27. Three plates and four cups cost $58. Find the cost of a cup. |
Today Joelle opened an interest-bearing savings account and deposited $6,000. If the annual interest rate is 5 percent compounded interest, and she neither deposits nor withdraws money for exactly 2 years, how much money will she have in the account? |
A trader marked the price of a car 20% above the cost price and allowed the purchaser 5% discount on the marked price there by gained Rs.8400. Find the cost price of the car? |
loga (ab) = x, then log b (ab) is : |
A certain school principal must choose 5 students to attend a field trip out of a group of 9 students. In addition, out of the 5 chosen students, the principal must select a note-taker and a treasurer. How many different ways are there for the principal to select the 5 students and then select the treasurer and the not... |
A train covers a distance of 18 km in 10 min. If it takes 9 sec to pass a telegraph post, then the length of the train is? |
If A's salary is 20% less than B's salary, by how much percent is B's salary more than A's? |
what is the ratio of two no. 5xy and 8xy. |
Alfred buys an old scooter for $4700 and spends $600 on its repairs. If he sells the scooter for $5800, his gain percent is? |
A committee has 5 men and 6 women. What are the number of ways of selecting 2 men and 3 women from the given committee? |
If there is an equal probability of a child being born a boy or a girl, what is the probability that a couple who have 8 children have two children of the same sex and one of the opposite sex? |
A man goes from A to B at a speed of 20 kmph and comes back to A at a speed of 30 kmph. Find his average speed for the entire journey? |
If P(A) = 2/5 and P (B) = 2/5, find P (A n B) if A and B are independent events. |
The average weight of a group of boys is 30 kg. After a boy of weight 35 kg joins the group, the average weight of the group goes up by 1 kg. Find the number of boys in the group originally ? |
Which of the following has the most number of divisors? |
If two balls are randomly selected from a green urn containing 4 black and 4 white balls and placed into a yellow urn initially containing 5 black and 3 white balls. What is the probability that the yellow urn will contain an equal number of black and white balls after the change? |
A reduction of 30% in the price of salt enables a lady to obtain 10kgs more for Rs.100, find the original price per kg? |
In a committee there are 15 men and 10 women. If three members are selected randomly then what is the probability that 1 women and 2 men are selected? |
For which of the following values of s is (70+s)/s an integer? |
What is the greatest number of four digits which is divisible by 15, 25, 40 and 75 ? |
A, B and C started a partnership business by investing Rs.24000, Rs.32000, Rs.36000 respectively. At the end of the year , the profit were distributed among them. If C's share of profit is 36000, What is the total profit? |
The sum of two numbers is 8 and the sum of their squares is 120. Find the product of the two numbers. |
In Arun's opinion, his weight is greater than 65 kg but leas than 72 kg. His brother does not agree with Arun and he thinks that Arun's weight is greater than 60 kg but less than 70 kg. His mother's view is that his weight cannot be greater than 68 kg. If all of them are correct in their estimation, what is the average... |
What will the ratio of simple interest earned by certain amount at the same rate of interest for 12 years and that for 10 years. |
The roots of the equation ax2 + 3x + 6 = 0 will be reciprocal to each other if the value of a is |
A BUS is running at a speed of 40 km/hr and it crosses a post in 18 seconds. What is the length of the BUS? |
5% of men have unlisted phone numbers and 4% of women have unlisted phone numbers. Population ratio of men : women in the city of gpuzzles is 4:3. If we select randomly 100 people from the phone directory, Can you tell us how many people selected will definitely have unlisted phone numbers? |
The cost price of 20 books is the same as the selling price of ’X’ books. If the profit is 32%, then the value of X is ? |
In a triangle, one side is 6 Cm and another side is 9 Cm. which of the following can be the perimeter of the triangle? |
The first flight out of Phoenix airport had a late departure. If the next three flights departed on-time, how many subsequent flights need to depart from Phoenix on-time, for the airport's on-time departure rate to be higher than 60%? |
There has been successive increases of 30% and then 20% in the price of gas from the previous month. By what percentage should a driver reduce gas consumption so that the expenditure does not change? |
If population of certain city increases at the rate of 5%. If population in 1981 was 138915, then population in 1978 was? |
In ΔPQS above, if PQ =6 and PS = 7, then |
The famous church in the city of Kumbakonnam has a big clock tower and is said to be over 300 years old. Every Monday 10.00 A M the clock is set by Antony, doing service in the church. The Clock loses 6 mins every hour. What will be the actual time when the faulty clock shows 3 P.M on Friday? |
Three investors, A, B, and C, divide the profits from a business enterprise in the ratio of 5 : 7 : 8, respectively. If investor A earned $ 2,500, how much money did investors B and C earn in total? |
The average of 11 results is 50, if the average of first six results is 49 and that of the last six is 52. Find the sixth result? |
3 buffaloes eat as much as 4 cows or 2 oxen. At a farm there are 15 buffaloes, 8 oxen and 24 cows. The fodder for these cattle is available for 24days. If 8 more cows & 9 more buffaloes are brought in, how long will the fodder last? |
Find the average of all prime numbers between 50 and 70 |
A triangle marked A,B and C on its three sides . Three colors, grey, violet, and purple are used to paint the three sides of the triangle. If the adjacent faces are painted with the different colors, in how many ways can the triangle sides be painted? |
What is the greatest integer m for which the number 30!/10^m is an integer? |
To get to a business meeting, John drove m miles in h hours, and arrived 1/2 hour early. At what rate should he have driven to arrive exactly on time? |
A train passes a station platform in 36 seconds and a man standing on the platform in 22 seconds. If the speed of the train is 54 km/hr, what is the length of the platform? |
An outlet pipe empties a tank which is full in 10 hours. If the inlet pipe is kept open, which lets water in at the rate of 4 litres/min then outlet pipe would take 6 hours longer. Find the capacity of the tank. |
What decimal of an hour is a second? |
A bus started its journey from Chennai and reached Mumbai in 50 min with its average speed of 60 km/hr. If the average speed of the bus is increased by 6 km/hr, how much time will it take to cover the same distance? |
What will be the income tax payable by a person getting a taxable income of Rs. 30,000 during the year if the first Rs. 18000 is not taxable and the tax rates arc 25% of the next Rs. 25000 ? |
The equation w = 2y2 + 5y - 17, describes a parabola in the xy coordinate plane. If line l, with slope of 3, intersects the parabola in the upper-left quadrant at w = -5, the equation for l is |
Three bells chime at intervals of 18 min., 24 min. and 32 min. respectively. At a certain time they begin together. What length J of time will elapse before they chime together again? |
Two pipes P and Q can fill a cistern in 10 and 15 minutes respectively. Both are opened together, but at the end of 4 minutes the first is turned off. How many more minutes will it take for the cistern to fill after the first pipe is turned off? |
If n is an integer greater than 7, which of the following must be divisible by 3 ? |
Two trains of equal length, running with the speeds of 60 and 100 kmph, take 50 seconds to cross each other while they are running in the same direction. What time will they take to cross each other if they are running in opposite directions? |
The length of the bridge, which a train 120 meters long and travelling at 45 km/hr can cross in 30 seconds, is? |
Cindy has her eye on a sundress but thinks it is too expensive. It goes on sale for 15% less than the original price. Before Cindy can buy the dress, however, the store raises the new price by 25%. If the dress cost $61.2 after it went on sale for 15% off, what is the difference between the original price and the final... |
A certain clock marks every hour by striking a number of times equal to the hour,and the time required for a stroke is exactly equal to the time interval between strokes. At 6:00 the time lapse between the beginning of the first stroke and the end of the last stroke is 33 seconds. at 12:00 ,how many seconds elapse betw... |
A contractor agreeing to finish a work in 150 days, employed 75 men each working 8 hours daily. After 90 days, only 2/7 of the work was completed. Increasing the number of men by ________ each working now for 10 hours daily, the work can be completed in time. |
A special municipal payroll tax charges not tax on a payroll less than $200,000 and only 0.2% on a company’s payroll above $200,000. If Belfried Industries paid $200 in this special municipal payroll tax, then they must have had a payroll of? |
If 1,000 microns = 1 decimeter, and 1,000,000,000 angstroms = 1 decimeter, how many angstroms equal 1 micron? |
If an article with marked price of $400 is sold at successive discount of 15%,25% and 15%,what is the price the customer has to pay? |
Angela, Bernie, and Colleen can complete a job, all working together, in 5 hours. Angela and Bernie, working together at their respective rates, can complete the same job in 6 hours. How long would it take Colleen, working alone, to complete the entire job? |
The parameter of a square is equal to the perimeter of a rectangle of length 18 cm and breadth 10 cm. Find the circumference of a semicircle whose diameter is equal to the side of the square. |
Find the unit's digit in the product (2467)163 x (341)72. |
A company has two types of machines, type R and type S. Operating at a constant rate, a machine of type R does a certain job in 60 hrs and a machine of type S does the same job in 90 hours. If the company used the same number of each type of machine to do the job in 2 hours, how many machines of type R were used? |
Find the greatest number which on dividing 1661 and 2045, leaves a reminder of 10 and 13 respectively |
If a certain manager had received a 10% raise instead of the 8% raise that she actually received, her salary would have been $60,500. What was her actual salary after the raise? |
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