At what rate percent per annum will a sum of money double in 5 years.	Choose the most appropriate option.
A) 20.0% B) 13.5% C) 11.5% D) 14.5% E) 21.5%
Let principal = P, Then, S.I.=P and Time=8 years   Rate = [(100 x P)/ (P x 5)]% = 20.0% per annum. 20.0%nswer: 20.0%
<result>A</result>
At what rate percent per annum will a sum of money double in 5 years.