Multiple choice In how much time will an amount of Rs.500 at 5% will give a simpole interest of Rs.50? 2 years 3 years 4 years 5 years Reveal answer Fill a bubble to check yourself A Correct answer Explanation Simple interest is PRT/100. Thus, 50 = 500 x 5 x T/100 = 25T, giving T = 2 years.