Engineering Economy 7th Edition by Leland Blank ,Anthony Tarquin

تمرين 4

The cost of lighting and maintaining the tallest smokestack in the United States (at a shuttered ASARCO refi nery) is $90,000 per year. At an interest rate of 10% per year, the present worth of maintaining the smokestack for 10 years is closest to:
A) $1,015,000
B) $894,000
C) $712,000
D) $553,000