In recent years, Sheridan Company has purchased three machines. Because of frequent employee turnover in the accounting department, a different accountant was in charge of selecting the depreciation method for each machine, and various methods have been used. Information concerning the machines is summarized in the table below. Machine Acquired Cost Salvage Value Useful Life (in years) Depreciation Method 1 Jan. 1, 2020 $ 95,500 $ 13,500 8 Straight-line 2 July 1, 2021 87,500 11,500 5 Declining-balance 3 Nov. 1, 2021 98,000 8,000 6 Units-of-activity For the declining-balance method, Sheridan Company uses the double-declining rate. For the units-of-activity method, total machine hours are expected to be 30,000. Actual hours of use in the first 3 years were 2021, 1,000; 2022, 4,500; and 2023, 6,500. (a1) For Machine #3, calculate depreciable cost per hour under units-of-activity method. Depreciable cost $ enter the depreciable cost per mile in dollars 3 per hour Compute the amount of accumulated depreciation on each machine at December 31, 2023. Accumulated depreciation MACHINE 1 $ enter the amount of accumulated depreciation in dollars MACHINE 2 $enter the amount of accumulated depreciation in dollars 30400 MACHINE 3 $ enter the amount of accumulated depreciation in dollars 36000 (b) If machine 2 was purchased on April 1 instead of July 1, what would be the depreciation expense for this machine in 2021? In 2022? (1) 2021 (2) 2022 Depreciation expense $ enter depreciation expense in dollars $ enter depreciation expense in dollars