How much time will take for an amount of Rs. 410 to yield Rs. 81 as interest at 4.5% per annum of simple interest?  Pick one: A) 4 years 4 months B) 4 years C) 3 years D) 9 years E) 5 years
Time = (100 * 81) / (410 * 4.5)   = 4 years 4 months   4 years 4 monthsnswer: 4 years 4 months
<result>A</result>
How much time will take for an amount of Rs. 410 to yield Rs. 81 as interest at 4.5% per annum of simple interest?