50 men took a dip in a water tank 40 m long and 20 m broad on a religious day. If the average displacement of water by a man is , then the rise in the water level in the tank will be:

The Value of is closest to:

The perimeter of an isosceles, right angled triangle is 2p unit. The area of the same triangle is

Six years ago, the ratio of ages of A to B was 7 : 5. After 4 years from now, the ratio of their ages will be 11 : 9. What is A’s age at present?

A man gives 20% of his money to his eldest son, 30% of remaining he gives to his younger son. 10% of the remaining he gives in a school for poor boys still he has Rs.100.80. Find his total sum. 

What should be added at least in 1140 so that it becomes a perfect square?

If a trader finds out that his profit is equal to 20 percent of the selling price, then his actual profit is.

Direction: The following table represents the number of items sold by four divisions of a consumer goods dealer during 2010 to 2013.

The combined sales figures in 2011 and 2013 of which division was the lowest?