What is the present worth of Rs. 132 due in 2 years at 5% simple interest per annum?
Answer: C
Let the present worth be Rs. x. Then,
S.I. = (132 - x)
(x * 5 * 2) / 100 = (132 - x)
10x = 13200 - 100x
110x = 13200 => x = 120.