Ten > Compound Interest

Asked by Basanta · 2 years ago

The difference between the annual compound interest and the simple interest on a sum of money for 2 years at the interest rate of 20$\rm \%$ per annum is Rs 400. 

1.  Find the sum.
2.  Find the simple interest.
3.  Find the annual compound interest. 
4. Find the ratio of the simple interest and the annual compound interest.