A present value of a machine is $2500. Its value depletiation rate is 5% per annum then find the machine value after 2 years?
Choose the correct choice from the following answers:
A) $ 2100	B) $ 2546	C) $ 2256	D) $ 2451	E) $ 2345

Rationale: "p = $ 2500 r = 5 % t = 2 years machine value after 2 years = p [ ( 1 - r / 100 ) ^ t ] = 2500 * 19 / 20 * 19 / 20 = $ 2256 approximately answer is c"
Answer: C