Find the interest on a sum of ₹8250 for 3 years at the rate of 8% per annum.

Find compound interest on Rs 12600 for 3 years at 10% per annum compounded annually.

What sum will yield an interest of ₹3927 in 2 years and 4 months at 8% per annum?

A sum of Rs. 1000 is invested at 8% simple interest per year. Calculate the interest at the end of each year. Do these interests 1^(st), 2^(nd) and 3^(rd) years form a AP? If so, find the total interest to be paid for 30 years making the use of this fact.

Find compound interest on ₹12600 for 2 years at 10% per annum compounded annually.

The population of Hyderabad was 68,09,000 in the year 2011. If it increases at the rate of 4.7% per annum. What will be the population at the end of the year 2015?

Find the amount and the compound interest on ₹6500 for 2 years, compounded annually, the rate of Interest being 5% per annum during the first year and 6% per annum during the second year.

How much compound interest is earned by investing ₹20000 for 6 years at 5% per annum compounded annually?

How much compound interest is earned by investing ₹ 20 000 for 5 years at 5% per annum compounded annually. ?

How much compound interest is earned by investing Rs 20 000 for 4 years at 5% per annum compounded annually. ?

What amount is to be repaid on a loan of ₹12000 for 1""1/2 year at 10% per annum if interest is compounded half yearly.