Question

Ruhul gave Rs.15000 to Santosh for 3 year. Santosh gave him Rs. 4500 as an interest , then what was the rate of interest per cent per annum.

Answer 1

Rahul give = ₹15000
Santosh give after 3 year
=₹4500
So, let find the value in %
4500 / 3%
= 15%

I hope my answer is right