PlasticWorks Corporation bought a machine at the beginning of the year at a cost of $14,100. The estimated useful life was five years, and the residual value was $2,300. Assume that the estimated productive life of the machine is 11,800 units. Expected annual production was: year 1, 3,600 units; year 2,3,600 units; year 3, 2,300 units; year 4, 1,180 units; and year 5, 1,120 units. Required: 1. Complete a depreciation schedule for each of the alternative methods. (Enter all values as positive amount.) a. Straight-line. Income Statement Depreciation Expense Balance Sheet Accumulated Depreciation Year Cost Book Value At acquisition 1 2 3 4 5 b. Units-of-production. Balance Sheet Income Statement Depreciation Expense Year Cost Accumulated Depreciation Book Value At acquisition 1 2 3 4 5 c. Double-declining-balance. Balance Sheet Income Statement Depreciation Expense Year Cost Accumulated Depreciation Book Value At acquisition 1 2 3 4