At what rate percent per annum will the simple interest on a sum of money be 6/5 of the amount in 10 years?	Choose the correct choice from the following answers
A) 4%	B) 7%	C) 9%	D) 3%	E) 12%
Let sum = x. Then, S.I. = 6x/5, Time   = 10 years.   Rate = (100 * 6x) / (x * 5 * 10)   = 12%   Answer:12%
<result>E</result>
At what rate percent per annum will the simple interest on a sum of money be 6/5 of the amount in 10 years?