Question

The difference between the CI and SI on a certain sum at 10% p.a. for 2 year is ₹631 . Find the sum​

Answer 1

Answer:

Let the sum be S.

SI=S×(10/100)×2=S×0.1×2=0.2S

CI=S×(1+0.1)^2-S=S{1.21-1)=0.21S

It is given

0.21S-0.2S=631

0.01S=631

S=631/0.01=63100 Ans