A sum of 11,500 amounts to 13,500 in 5 years at the rate of simple interest. What is the rate of interest? Options:
A) 2% B) 3% C) 6% D) 5% E) 8%
B   3%   S.I. = (13500 - 11500)= 
<gadget id="calculator">(13500 - 11500)</gadget>
<output>2_000</output>
2000.   Rate= (100 x 2000)/(11500x5)% = 3%
<result>B</result>
A sum of 11,500 amounts to 13,500 in 5 years at the rate of simple interest. What is the rate of interest?