In how much time would the simple interest on a certain sum be 0.125 times the principal at 10% per annum?
Choose the correct choice from the following answers:
A) 1 1/4
B) 1 1/6
C) 1 1/0
D) 1 1/5
E) 1 5/1
Let sum = x. Then, S.I. = 0.125x = 1/8 x, R = 10%   Time = (100 * x) / (x * 8 * 10) = 5/4 = 1 1/4 years.1 1/4nswer: 1 1/4
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In how much time would the simple interest on a certain sum be 0.125 times the principal at 10% per annum?