Problem 9-3B Alternative depreciation methods-straight-line, double-declining-balance, and units-of-production LO2 CHECK FIGURES: b. 2025 $18,300; c. 2023 $39,560 On January 2, 2021, Wavepoint Systems, a cell phone manufacturer, installed a computerized machine in its factory at a cost of $169,200. The machine's useful life was estimated at four years or a total of 181,500 units with a $24,000 trade-in value. Wavepoint's year-end is December 31. Calculate depreciation for each year of the machine's estimated useful life and the total depreciation for all 4 years under each of the following methods: a. Straight-line b. Double-declining-balance e. Units-of-production, assuming actual units produced were: Year Units 2021 38,300 d. Comment on the total depreciation amounts under each method. 2022 2023 2034 41,150 52.600 56,000