4 30 potnts Pring Rekerences On January 2, 2021, Archer Company, a skateboard manufacturer, installed a computerized machine in its factory at a cost of $168,000. The machine's useful life was estimated at four years or a total of 190,000 - units with a $35,000 trade-in value. Archer Company's year-end is December 31 . Calculate depreciation for each year of the machine's estimated useful life under each of the following methods: (Do not round intermediate colculations.) a. Straight-line b. Double-declining-balance c. Units-of-production, assuming actual units produced were: Year 2021 2022 2theta23 2024 Units 39,900 43,550 54,200 72,000 Year Straight-Line Double-Declining-Balance Units-of-Production 2021 $ 33.250 $ 84.000 $ 25.314 2022 $ 33.250 $ 42.000 $ 27