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. 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. For Machine \#3, calculate depreciable cost per hour under units-of-activity method. Depreciable cost perhour eTextbook and Media Attempts: 0 of 3 used (a2) The parts of this question must be completed in order. This part will be available wluen your complete the part above. (b) The parts of this question must be completed in order. This part will be available when you complete the part above