Example: Replacement Problem Original Machine Initial cost = 100,000 Annual depreciation = 9,000 Purchased 5 years ago Book Value = 55,000 Salvage today = 65,000 Salvage in 5 years = 10,000 New Machine Initial cost = 150,000 5-year life Salvage in 5 years 0 Cost savings 50,000 per year 3-year MACRS depreciation Required return = 10% Tax rate = 40%