At what rate percent per annum will sum of money double in 8 years Question At what rate percent per annum will sum of money double in 8 years in progress 0 Math Eloise 1 month 2021-08-20T15:54:03+00:00 2021-08-20T15:54:03+00:00 2 Answers 0 views 0

## Answers ( )

Let principal = P, Then, S.I.= P and Time = 8 yearsWe know that S.I. = P x T x R/100Rate = [(100 x P)/ (P x 8)]% = 12.5% per annum.## let the principal amount be Rs. 100