When 3738, 5659 and 9501 are divided by the greatest possible number x, the remainder in each case is y. What is the sum of x and y?

Directions : What will come in the place of the question mark (?) in the following number series?

1  2  6  15  31  ? 

What is the L.C.M of 12, 23, 24?

If the sum and difference of two number are 20 and 8 respectively, then the difference of their squares is: 

A sum of Rs.13,000 is to be paid back in 2 equal annual instalments. How much is each instalment if the interest is compounded annually at 8 % per annum?

Twenty women can do work in sixteen days. Sixteen men can complete the same work in fifteen days. The ratio between the capacity of a man and a woman is

The Ratio of monthly incomes of Ram and shyam is 6:5 and their monthly expenditure are in the ratio of 4:3. If each of them save Rs. 800 per month, find the sum of their monthly incomes.

The ratio between the length and breadth of a rectangular park is 3: 2. If a man cycling along the boundary of the park at the speed of 12 Km./hr. completes one round in 8 min, then the area of the park in sq.m is –