Question: How much time will it take for an amount of 500 to yield 100 as interest at 5% per annum of simple interest?
Options:
(A) 3 year
(B) 4 year
(C) 6 year
(D) 5 year
(E) 7 year Let's think first. Some random reasoning:
Time = (100 x 100)/(500 x 5) years = 4 years. The final answer: (B).