Engineering Economy 7th Edition by Leland Blank ,Anthony Tarquin

Exercise 8

A truck was purchased 3 years ago for $45,000 and can be sold today for $24,000. The operating costs are $9000 per year, and it is expected to last 4 more years with a $5000 salvage value. A new truck, which will perform that same service, can be purchased for $50,000, and it will have a life of 10 years with operating costs of $28,000 per year and a $10,000 salvage value. The value that should be used as P for the presently owned vehicle in a replacement study is:
a) $45,000
b) $5000
c) $50,000
d) $24,000