A sum of money becomes 7/6 of itself in 3 years at a certain rate of simple interest. The rate per annum is? Choose the correct choice
A) 5 5/9 % B) 5 5/6 % C) 5 8/9 % D) 1 5/9 % E) 5 3/9 %
Let sum = x. Then, amount   = 7x/6   S.I. = 7x/6 - x = x/6; Time   = 3 years.   Rate = (100 * x) / (x * 6 * 3)   = 5 5/9 %.   5 5/9 %nswer: 5 5/9 %
<result>A</result>
A sum of money becomes 7/6 of itself in 3 years at a certain rate of simple interest. The rate per annum is?