Mathematics (Compound Interest চক্রবৃদ্ধি সুদ)

1) Calculate the difference between the compound interest and the simple interest on a
sum of ₹5,000 at the rate of 8% for 3 years. (to nearest ₹)

2) If the compound interest on a certain sum for 3 years at 10% per annum is ₹3,630, find the original sum.

3) The simple interest received
after 6 years on Rs (x + 600) at the rate of
25% p.a. is Rs (3x - 1800). The amount
received on Rs 2x when invested at 50%
p.a. compound interest. compounded
annually for 2 years can be:

4) The compound interest on a sum of ₹15800 for 2 years at 9% per annum, when the interest is compound
8 monthly,is (nearest to a rupee):

5) The difference between simple and compound interests compounded annually, on a certain sum of
money for 2 years at 6% pa is ₹ 3.6. What is the sum?

6) Compound interest received on a sum in year is ₹ 1200 (interest is compounded annually).If the rate
of interest is 22.5% per annum, then what will be the interest in 6th year?

7) You want to invest Rs. 3,500 every year at an annual interest rate of 9% compounded annually for 5 years. What will be the total amount at the end of the term?

8) The compound interest on ₹40,000 at 6% per annum is ₹4,944. What is the period (in years) for which
the amount is invested?

9) Asum of ₹14000 is lent at compound interest (interest is compounded annually) for 3 years. If the rate of
interest is 10%, then what will be the compound interest

10) You want to invest Rs. 4,000 every year at an annual interest rate of 8% compounded annually for 4 years. What will be the total amount at the end of the term?