Afactory machine was purchased for $248000 on January 1, 2022. It was estimated that it would have a $20000 salvage value at the end of its 5-year useful life. It was also estimated that the machine would be run 60000 hours in the 5 years. If the actual number of machine hours ran in 2022 was 6000 hours and the company uses the units-of-activity method of depreciation, the amount of depreciation expense for 2022 would be $45600 $22800. $24800 $49600