Design Service Co. purchased a new color copier at the beginning of Year 1 for $47,000. The copier is expected to have a five-year useful life and a $7,000 salvage value. The expected copy production was estimated at 2,000,000 copies. Actual copy production for the five years was as follows:

Year 1 ..............................560,000
Year 2 .............................490,000
Year 3 .............................430,000
Year 4 .............................350,000
Year 5 .............................210,000
Total .............................2,040,000

The copier was sold at the end of Year 5 for $7,600.

Required
a. Compute the depreciation expense for each of the five years, using double-declining-balance depreciation.
b. Compute the depreciation expense for each of the five years, using units-of-production depreciation. (Round cost per unit to three decimal places.)
c. Calculate the amount of gain or loss from the sale of the asset under each of the depreciation methods.