How much time will it take for an amount of Rs. 900 to yield Rs. 81 as interest at 4.5% per annum of simple interest?	Choose the correct choice from the following answers.
A) 2 years	B) 3 years	C) 1 year	D) 4 years	E) 5 years
Explanation:   P = Rs.900   SI = Rs.81   T = ?   R = 4.5%   T= (100×SI)/PR   = (100×81)/(900×4.5) = 2 years   2 yearsnswer: Option 2 years
<result>A</result>
How much time will it take for an amount of Rs. 900 to yield Rs. 81 as interest at 4.5% per annum of simple interest?