On January 1, Year 1, Poultry Processing Company purchased a freezer and related installation equipment for $69 , 000 . The equipment had a three-year estimated life with a $3 , 000 salvage value. Straight-line depreciation was used. At the beginning of Year 3, Poultry Processing revised the expected life of the asset to four years rather than three years. The salvage value was revised to $2 , 000 . Required Compute the depreciation expense for each of the four years, Year 1-Year 4. .

1. On January 12, 20X1, Harris Company purchased a machine to mold components for one of its
products. Total cost of the machine was $480,000. It is expected to produce 450,000 units and to
have a salvage value of $30,000. The company used the units-of-production method of
depreciatio