Question

Q2: At what rate percent per annum simple interest will a sum double itself in 6 1/4% years?​

Answer 1

Step-by-step explanation:

Let P=x, then A=2x

Also, S.I =A−P=2x−x=x

T=6 years

We know that S.I. =

100

P×R×T

⇒

100

x×R×6

=x

⇒R=

6x

100x

=16.6%