Math, asked by komalborole1, 1 year ago

at what rate of interest a certain sum will be doubled in 8years? Ans fast pls.

Answers

Answered by Faiqa93
2
Let the Principle(P) be Rs x.
∴ Amount (A)= Rs 2x

Simple Interest (SI) = A - P
                               = 2x - x
                               = x
Time (T) = 8 yrs.

Rate (R) = 100*SI / P*T
               = 100*x / x*8
               = 25/2
               = 12.5%

12.5% is your answer.

Hope it helped you!
Please mark it as brainliest if you liked it!

Similar questions