Bhanu borrowed a certain sum of money at 12% per annum for 3 years and Madhuri borrowed the same sum at 25% per annum for 10 years. Find the ratio of their amounts.
(a) 1 : 3 (b) 2 : 1 (c) 2 : 3 (d) 2 : 5
How many times will the sum gets multiplied in 10 years at 20% per annum rate of interest?
