Question

at what sum the compound interest will become rs 615 at 5%p.a for 2 years​

Answer 1

Step-by-step explanation:

First year interest in both will be same and it is =600/2=300. So 615–300=315 , so 315–300=15 is interest on interest of Rs 300. So interest rate is 15*100/300=5% per annum. So principal is 300/.