In how many years Rs 160 will produce the same interest at 8% as Rs. 500 produce in 4 years at 8% Choose the most appropriate option.
A) 13
B) 13.5
C) 11.5
D) 12.5
E) 12
Explanation:   Clue:   Firstly we need to calculate the SI with prinical 500,Time 4 years and Rate 8%, it will be Rs. 160   Then we can get the Time as   Time = (100*160)/(160*8)= 
<gadget id="calculator">(100*160)/(160*8)</gadget>
<output>25/2 = around 12.5</output>
12.5   Option 12.5
<result>D</result>
In how many years Rs 160 will produce the same interest at 8% as Rs. 500 produce in 4 years at 8%