How much time will take for an amount of Rs. 450 to yield Rs. 78 as interest at 4.5% per annum of simple interest?
Choose the correct choice from the following:
A) 8 years
B) 3 years 10 months
C) 3 years
D) 9 years
E) 5 years
Time = (100 * 78) / (450 * 4.5)   = 3 years 10 months   Answer: 3 years 10 months
<result>B</result>
How much time will take for an amount of Rs. 450 to yield Rs. 78 as interest at 4.5% per annum of simple interest?