$40,000 20,000 3,000 8,000 6,000 2 3 45 A machine that cost $400,000 has an eated residual value of $40,000 and an estimated useful life of 20,000 machine hours. The company uses units-of-production depreciation and ran the machine 3,000 hours in year 1, 8,000 hours in year 2, and 6,000s in year 3. 5 Required: 6 (Do not round intermediate calculations.) $400,000 7 8 9 co c 1. Calculate the accumulated depreciation for years 1, 2, and 3 using units of production depreciation. 2. Use your answer in requirement 1 to calculate the book value at the end of year 3. 10 11 12 13