Exact Photo Service purchased a new color printer at the beginning of Year 1 for $42,300. The printer is expected to have a four-year useful life and a $4,230 salvage value. The expected print production is estimated at 1,500,000 pages. Actual print production for the four years was as follows: Year 1 548,500 Year 2 482,900 Year 3 378,600 Year 4 391,700 Total 1,801,700 The printer was sold at the end of Year 4 for $4,480. Required a. Compute the depreciation expense for each of the four years, using double-declining-balance depreciation. b. Compute the depreciation expense for each of the four years, using units-of-production depreciation. c. Calculate the amount of gain or loss from the sale of the asset under each of the depreciation methods.