3. What method yields the mo OB, 14. for $108,000 2.000 operating 250 hours during 10-3B Depreciation by three methods; partial years Layton Company purchased tool sharpening equipment on October 1, 2014 te equipment was expected to have a useful life of three years, or 12.0 2014, for hours, and a residual value of $7,200. The equipment was used for 1,350 2014, 4,200 hours in 2015, 3,650 hours in 2016, and 2,800 hours in 2017 Instructions ecember 31, 2014 -of-output method. Determine the amount of depreciation expense for the years ended Decem 2015, 2016, and 2017. by (a) the straight-line method, (b) the units-of-on and (c) the double-declining-balance method