On January 1, 2021, Canseco Plumbing Fixtures purchased equipment for $30,000. Residual value at the end of an estimated four-year service life is expected to be $2,000. The company expects the equipment to operate for 10,000 hours. The equipment operated for 2,200 and 3,000 hours in 2021 and 2022, respectively. Required: a. Calculate depreciation expense for 2021 and 2022 using straight line method b. Calculate depreciation expense for 2021 and 2022 using double-declining balance method. c. Calculate depreciation expense for 2021 and 2022 using units-of-production using hours operated. Complete this question by entering your answers in the tabs below. Required B Required A Required C Calculate depreciation expense for 2021 and 2022 using double-declining balance method. End of Period Depreciation for the Period Beginning of Period Book Depreciation Depreciation Rate (%) Accumulated Annual Period Book Value Expense Depreciation Value 2021 $ 0 $ 0 2022 S 0 $ 0 Required A Required C On January 1, 2021, Canseco Plumbing Fixtures purchased equipment for $30,000. Residual value at the end of an estimated four-year service life is expected to be $2,000. The company expects the equipment to operate for 10,000 hours. The equipment operated for 2,200 and 3,000 hours in 2021 and 2022, respectively. Required: a. Calculate depreciation expense for 2021 and 2022 using straight line method. b. Calculate depreciation expense for 2021 and 2022 using double-declining balance method. c. Calculate depreciation expense for 2021 and 2022 using units-of-production using hours operated. Complete this question by entering your answers in the tabs below. Required B Required C Required A Calculate depreciation expense for 2021 and 2022 using units-of-production using hours operated. (Round "Depreciation per machine hour" answers to 2 decimal places.) Select formula for Units of Production Depreciation: (Cost- Salvage) / Total units of production Calculate 2021 depreciation expense: Depreciation per machine hour Machine hours in 2021 Depreciation in 2021 Calculate 2022 depreciation expense: Depreciation per machine hour Machine hours in 2022 Depreciation in 2022 Required B Required C