On October 1, 2018, Samsung Company purchased equipment for $18,000 with a salvage value of $1,500. The company uses units of activity method of depreciation and assumes that the equipment will be used 1,000 hours in 2018, 10,000 hours in 2019, 8,000 hours in 2020 and 6,000 hours in 2021. The company prepares its financial statements at year end. Depreciable cost per hour in 2019 is: * O $16,500/hr $ O $12,000/hr $0.4/hr O $0.66/hr O None of the above