Question

the simple inerest on a sum equals of itself in 4 years,find the rate of interest

Answer 1

25% 25*4=100 thus the sum will be equal

Answer 2

Let the Principal=Rs 100

Simple interest in 4 years=same Principal=Rs 100

Time= 4 Years

Rate %= Si*100/P*T=100*100/100*4=20/4=5%

Rate=5% Ans