At the beginning of the year, Palermo Brothers, Inc., purchased a new plastic water bottle making machine at a cost of $68,000. The estimated residual value was 57,000. Assume that the estimated useful life was four years, and the estimated productive life of the machine was 610,000 units. Actual annual production was as follows: Year Units 1 183,000 2 134,200 3 167,750 4 125,050 Required: 1. Complete a separate depreciation schedule for each of the alternative methods. a. Straight-line. Year Depreciation Expense Accumulated Depreciation Net Book Value $ 88.000 Al acquisition 1 2 4 b. Units-of-production, Year Depreciation Expense Accumulated Depreciation Net Book Value At acquisition 2 3 4 c. Double-declining-balance. Year Depreciation Expense Accumulated Depreciation Net Book Value At acquisition 1 2 3 4