The interest on a sum of Rs 2000 is being compounded annually at the rate of 4% per annum. Find the period for which the compound interest is Rs 163.20.

The difference between the compound interest on a sum of Rs 4000, interest being compounded annually and the simple interest on it for two years is Rs 250. Find the rate of interest. (per annum)

Find the amount of Rs 2400 after 3 years, when the interest is compounded annually at the rate of 20% per annum.

Find the amount of Rs 2400 after 3 years, when the interest is compounded annually at the rate of 20% per annum.

A sum of Rs. 3000 is invested on compound interest (compounded anually) at the rate of interest 20% per annum What is the compound interest for 2 years ?

The simple interest of a sum of money at the rate of 4% per annum in 3 years is Rs. 303.60. Then find the compound interest of the same principal at the same rate of compound interest in the same period of time.

If Rs 12000 is invested for two years at compound interest (compounded annually ) at the rate of 20% per annum, then what is the interest ?

A sum of Rs 4000 is split into two parts. One part is lent at simple interest and the other at compound interest, interest being compounded annually. At the end of two years, the total amount of interest earned is Rs 1720. Find the sum lent at simple interest, if each part is lent at 20% per annum (in Rs.)

Find the principal, if the compound interest compound annually at the rate of 10% per annum for three years is Rs 331.