The average of two numbers is 6.5 and square root of their product is 6. What are the numbers?

Average of n numbers is a. The first number is increased by 2, second one is increased by 4, the third one is increased …

The average of two numbers is XY. If one number is X, the other is-

An elevator can carry maximum of 16 passengers with an average weight of 80 kg. However, four boys more than the maximum…

Out of 20 boys, 6 are each of 1 m 15 cm height, 8 are of 1 m 10 cm and rest of 1 m 12 cm. The average height of all of t…

In the first 10 overs of a cricket game, the run rate was only 3.2. The run rate in the remaining 40 overs to reach the …

The average of the first nine prime numbers is-

If the mean of 5 observations x, x + 2, x + 4, x + 6 and x + 8 is 11, then the mean of the last three observations is-