A sum of Rs. 125000 amounts to Rs. 17500 in 4 years at the rate of simple interest. What is the rate of interest? Pick
A) 10%	B) 4%	C) 5%	D) 6%	E) 7%
S.I. = (17500 - 12500) = Rs. 5000\   Rate = (100 * 5000) / (12500 * 4)= 
<gadget id="calculator">(100 * 5000) / (12500 * 4)</gadget>
<output>10</output>
10%   10%NSWER:10%
<result>A</result>
A sum of Rs. 125000 amounts to Rs. 17500 in 4 years at the rate of simple interest. What is the rate of interest?