Teague Company purchased a new machine on January 1, 2012, at a cost of $150,000. The machine is expected to have an eight-year life and a $15,000 salvage value. The machine is expected to produce 675,000 finished products during its eight-year life. Smith produced 70,000 units in 2012 and 110,000 units during 2013. Required: 1) Determine the amount of depreciation expense to be recorded on the machine for the years 2012 and 2013 under each of the following methods: 2012 2013 a) Straight-line method b) Units of production method c) Double-declining balance method