Depreciation by Three Methods; Partial Years Razar Sharp Company purchased equipment on July 1, 2014, for $54,540. The equipment was expected to have a useful life of three years, or 7,560 operating hours, and a residual value of $1,620. The equipment was used for 1,400 hours during 2014, 2,600 hours in 2015, 2,300 hours in 2016, and 1,260 hours in 2017 Required Determine the amount of depreciation expense for the years ended December 31, 2014, 2015, 2016, and 2017, by (a) the straight-line method, (b) units of-output method, and (c) the double-declining-balance method Note: FOR DECLINING BALANCE ONLY, round the multiplier to four decimal places. Then round the answer for each year to the nearest whole dollar a. Straight-line method Year 2014 2015 2016 2017 Amount b. Units-of-output method Year 2014 2015 2016 2017 Amount c. Double-declining-balance method Year 2014 2015 2016 2017 Amount