Exact Photo Service purchased a new color printer at the beginning of Year 1 for $39,600. The printer is expected to have a four-year useful life and a $3,960 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 Year 2 552,800 483,900 Year 3 377,600 Year 41 386,700 Total 1,801,000 The printer was sold at the end of Year 4 for $4,160. 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.