Question

Riya invested certain sum of money in a simple interest rate Bond whose value Guru to 600 at the end of 6 year and to 800 at the end of the 10 years what was the rate of interest

Answer 1

4 year intrest is rs 200

so for 6 years will be rs300

principal will be rs 300

interst is 50 rs per annum

which is 16.6percent