If each side of a cube is increased by 10%. Then find the percent change in the volume of the cube.

The ratio between three number is 2 : 3 : 5 and the sum of these number is 275. Find the smallest number.

Study the given graph and answer the question that follows.

The number of patients aged 10 or more years but below 40 years is what per cent less than the number of patients aged 50 or more years but below 80 years?

Two trains are moving in the same direction at 75 km/hr. and 48 km/hr. The faster train crosses a man sitting in the slower in 14 second. Find the length of the faster train?

The ages of Shyam and Mohan are in the ratio of 11: 13 respectively after 7 years the ratio of their ages will be 20: 23. What is the difference in years between their ages?

If the difference between the compound interest and simple interest on a certain sum at 5% per annum for 3 years is Rs.11.40, what is the approximate sum? 

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. 

A rectangular piece of paper of dimensions 22 cm by 12 cm is rolled along its length to form a cylinder. The volume (in cm³) of the cylinder so formed is