• Home
  • At what rate percent per annum will a sum of money double in 8 years.
Question 1:
At what rate percent per annum will a sum of money double in 8 years.
A. 12.5%
Feedback Let principal = P, Then, S.I.= P and Time = 8 years
We know that S.I. = PTR/100
Rate = [(100 x P)/ (P x 8)]% = 12.5% per annum
B. 13.5%
C. 11.5%
D. 14.5%

These questions are from this test. Would you like to take a practice test?

Practice Simple Interest Online Test 2 | Englishfreetest.com