Key in the interest

Exercise and reference answers

Questions

1. Answer

   3000

   Question

   Simple interest on 10000 at 15 per cent for 2 years?

2. Answer

   3328

   Question

   Compound interest on 20000 at 8 per cent for 2 years?

3. Answer

   12.5

   Question

   A sum doubles in 8 years at simple interest. What is the rate per cent?

4. Answer

   1500

   Question

   Simple interest on 15000 at 5 per cent for 2 years?

Instructions

Work out each answer and key it in on the pad.

Explanation