320)A factory machine was purchased for $392000 on January 1, 2021. It was estimated that it would have a $74000 salvage value at the end of its 5-year useful life. It was also estimated that the machine would be run 43000 hours in the 5 years. The company ran the machine for 4300 actual hours in 2021. If the company uses the units-of-activity method of depreciation, the amount of depreciation expense for 2021 would be O $31800. O $74000. O $39200. O $63600.

A factory machine was purchased for $392000 on January 1,2021 it was estimated that it would have a $74000 salvage value at the end of its 5 -year useful life It was also estimated that the machine would be run 43000 hours in the 5 years. The company ran the machine for 4300 actual hours in 2021 . If the company uses the units-of-activity method of depreciation, the amount of depreciation expense for 2021 would be $31800. $74000. $39200. $63600