Question

The difference between simple interest on a certain sum of money for 2 years and 3 years at 10%p.3
s Rs 300. Find the sum.

Answer 1

$\textbf{Solution}$ :-

let P = 100,

at 10% , for 2 yrs si will be = 20 rs.

at 10% , for 3yrs si will be = 30 rs.

Difference of si = 10

Given difference = 300 = 30 times of si when P is 100

it means P also 30 times = 30*100 = 3000 (Ans.)

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