Correct Answer: 27months
Explanation:
P.W. = Rs. (1600 - 160) = Rs. 1440∴ S.I. on Rs.1440 at 5% is Rs. 160.∴ Time = [100 * 160 / 1440 * 5] = 20/9 years = [20/9 * 12] months = 27 months.