Problema Solution

At what rate of simple interest will the sum of money double itself in 6 years.

Answer provided by our tutors

Let P = x, then A = 2x

Also, S.I = A - P

    = 2x - x

    = x

T = 6 years

We know that S.I. = (P × R × T)/100 

(x × R × 6)/100 = x

R = 100x/6x = 16.6 %