Thirty men take 20 days to complete a job working 9 hours a day. How many hour a day should 40 men work to complete the job

Pipe A can fill in 20 minutes and Pipe B in 30 mins and Pipe C can empty the same in 40 mins.If all of them work together, find the time taken to fill the tank

There are 3 societies A, B, C. A lent cars to B and C as many as they had Already. After some time B gave as many tractors to A and C as many as they have. After sometime c did the same thing. At the end of this transaction each one of them had 24. Find the cars each originally had.

2 numbers differ by 5.If their product is 336,then the sum of the 2 numbers is:

The largest 4 digit number exactly divisible by 88 is:

Goitre caused by the deficiency of ………

The difference of two numbers is 1365. On dividing the larger number by the smaller, we get 6 as quotient and the 15 as remainder. What is the smaller number ? A

An emergency vehicle travels 10 miles at a speed of 50 miles per hour. How fast must the vehicle travel on the return trip if the round-trip travel time is to be 20 minutes?

Five racing drivers, Alan, Bob, Chris, Don, and Eugene, enter into a contest that consists of 6 races. The results of all six races are listed below: Bob always finishes ahead of Chris. Alan finishes either first or last. Eugene finishes either first or last. There are no ties in any race. Every driver finishes each race. In each race, two points are awarded for a fifth place finish, four points for fourth, six points for third, eight points for second, and ten points for first. If Frank enters the third race and finishes behind Chris and Don, which of the following must be true of that race?

The product of two fractions is 14/15 and their quotient is 35/24. the greater fraction is

Who invented Napier’s Bones

A sum of $427 is to be divided among A, B and C in such a way that 3 times A’s share, 4 times B’s share and 7 times C’s share are all equal. The share of C is

A / B = C; C > D then

Find the value of (21/4-1)( 23/4 +21/2+21/4+1)

There are 3 triplet brothers. They look identical. The oldest is John, he always tells the truth. The second is Jack, he always tells a lie. The third is Joe, he either tells the truth or a lie. Jimmie Dean went to visit them one day. He was wondering who was who. So he asked each person a question. He asked the one who was sitting on the left: “Who is the guy sitting in the middle?”. The answer was “He is John.” He asked the one who was sitting in the middle: “What is your name?”. The answer was “I am Joe.” He asked the one who was sitting on the right: “What is the guy sitting in the middle?”. The answer was “He is Jack.” Jimmie Dean got really confused. Basically, he asked 3 same questions, but he got 3 different answers. which is not true?

7 Pink, 5 Black, 11 Yellow balls are there. Minimum no. atleast to get one black and yellow ball

The sum of first 45 natural numbers is:

In a journey of 15 miles two third distance was traveled with 40 mph and remaining with 60 mph. How much time the journey takes

At what time after 4.00 p.m. is the minutes hand of a clock exactly aligned with the hour hand?

How many of the following numbers are divisible by 132 ? 264, 396, 462, 792, 968, 2178, 5184, 6336

The probability that a man will be alive for 25 years is 3/5 and the probability that his wife will be alive for 25 years is 2/3. Find the probability that only the man will be alive for 25 years

18: 8 15 24 35 48 63 _?

69: 1, 5, 14, 30, ?, 91

Which of the following numbers should be added to 11158 to make it exactly divisible by 77?

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Veselin Tapolev who became the World Champion at a time, is associated with which of the following games/sports ?

In a single throw of a dice, what is the probability of getting a number greater than 4?

The cost of 16 packets of salt,each weighing 900 grams is N28.What will be the cost of 27 packets ,if each packet weighs 1Kg?

A person has 4 coins each of different denomination. What is the number of different sums of money the person can form (using one or more coins at a time)?

In the given figure, PA and PB are tangents to the circle at A and B respectively and the chord BC is parallel to tangent PA. If AC = 6 cm, and length of the tangent AP is 9 cm, then what is the length of the chord BC?

A is twice as good a workman as B and together they finish a piece of work in 18 days.In how many days will A alone finish the work?

Ronald and Michelle have two children. The probability that the first child is a girl, is 50%. The probability that the second child is a girl, is also 50%. Ronald and Michelle tell you that they have a daughter. What is the probability that their other child is also a girl?

2 hours after a freight train leaves Delhi a passenger train leaves the same station travelling in the same direction at an average speed of 16 km/hr. After travelling 4 hrs the passenger train overtakes the freight train. The average speed of the freight train was?

Which number is the odd one out? 9678 4572 5261 3527 7768

Pipe A can fill in 20 minutes and Pipe B in 30 mins and Pipe C can empty the same in 40 mins.If all of them work together, find the time taken to fill the tank

A can have a piece of work done in 8 days, B can work three times faster than the A, C can work five times faster than A. How many days will they take to do the work together

Dessy traveled 1200 km by air which formed 2/5 of his trip. One third of the whole trip, he traveled by car and the rest of the journey he performed by train. What was the distance traveled by train?

On sports day, if 30 children were made to stand in a column, 16 columns could be formed. If 24 children were made to stand in a column, how many columns could be formed?

A shop keeper sold a T.V set for Rs.17,940 with a discount of 8% and earned a profit of 19.6%.What would have been the percentage of profit earned if no discount was offered?

A three digit number consists of 9,5 and one more number. When these digits are reversed and then subtracted from the original number the answer yielded will be consisting of the same digits arranged yet in a different order. What is the other digit?

If (2x-y)=4 then (6x-3y)=?

If the value of x lies between 0 & 1 which of the following is the largest?

Three friends divided some bullets equally. After all of them shot 4 bullets the total number of bullets remaining is equal to the bullets each had after division. Find the original number divided?

The average between a two digit number and the number obtained by interchanging the digits is 9. What is the difference between the two digits of the number?

A clock is set right at 8 a.m. The clock gains 10 minutes in 24 hours. What will be the true time when the clock indicates 1 p.m. on the following day?

72519 x 9999 = ?

Which one of the following numbers is exactly divisible by 11?

Consider the following statements:

(1). The Administrative Reforms Commission (ARC) had recommended that the Department of Personnel of a State should be put under the charge of the Chief Secretary of the State.

(2). Chief Secretary of a State is not involved in any manner in the promotion of State Civil officers to the All-People Services. Which of the statements given above is/are correct?

1397 x 1397

A boat travels 20 kms upstream in 6 hrs and 18 kms downstream in 4 hrs.Find the speed of the boat in still water and the speed of the water current?