Compound Interest - General Questions

Find the compound interest on Rs. 1,600 at 20% per annum for 1 year, compounded half-yearly.

What is the compound interest on Rs. 22,800 at 15% per annum for 2 years, compounded annually?

Find the amount on Rs. 5,000 for 3 years at 10% per annum compounded annually.

The difference between compound interest and simple interest on a certain sum at 12% per annum for 2 years is Rs. 141.12. What is the sum?

Find the amount on Rs. 2,000 for 3 years at 10% per annum compounded annually.