estion 16 2 points Save Answe "Equipment with a cost of 320,000 has an estimated residual value of 20.000 and an estimated life of 4 years or 15,000 hours. It is to be depreciated using the units-of-activity method. What is the amount of depreciation for the first full year, during which the equipment was used 3,300 hours "80,000" "66,000" "75,000" "90,400"