What is the rate percent when the simple interest on Rs.1000 amount to Rs.400 in 4 Years?  Choose the correct choice from the following:  A) 5%  B) 6%  C) 2%  D) 95%  E) 10%
Interest for 4yrs = 400   Interest for 1yr = 100   Interest rate = 100/1000 x 100 = 10%   Answer : 10%
<result>E</result>
What is the rate percent when the simple interest on Rs.1000 amount to Rs.400 in 4 Years?