Current Attempt in Progress A machine with a cost of $485000 has an estimated salvage value of $25000 and an estimated useful life of 5 years or 20000 hours. It is to be depreciated using the units-of-activity method of depreciation. What is the amount of depreciation for the second full year, during which the machine was used 5000 hours? O $96250 O $92000 O $121250 $115000