What is the annual interest rate on an account that earns Tk. 948 in simple interest over 36 months with an initial deposit of Tk. 7900?
Solution
Correct Answer: Option B
এখানে P=7900 টাকা
I= 948 টাকা
n=36 মাস
=3 বছর
আমরা জানি ,
I =Pnr/100
r=(I ×100)/P ×n
=(948 ×100)/7900 ×3=4