Depreciation by Three Methods; Partial Years Perdue Company purchased equipment on April 1 for $35,100. The equipment was expected to have a useful life of three years, or 3,780 operating hours, and a residual value of $1,080. The equipment was used for 700 hours during Year 1, 1,300 hours in Year 2, 1,100 hours in Year 3, and 680 hours in Year 4. Required: Determine the amount of depreciation expense for the years ended December 31, Year 1, Year 2, Year 3, and Year 4, by (a) the straight tine method, (b) the units-of-activity method, and (c) the double-declining-balance methods Note: FOR DECLINING BALANCE ONLY, round the final multiplier to four decimal places. Then round the answer for each year to the nearest whole dollar. a. Straight-line method Year Amount Year 1 11,340 X Year 2 11,340 Year 3 11,340 Year 4 11,340 X b. Units-of-activity method Year Amount Year 1 6,300 Year 2 11,700 a. Segue metrou Year Amount Year 1 11,340 x Year 2 11,340 Year 3 11,340 Year 4 11,340 X b. Units-of-activity method Year Amount Year 1 6,300 Year 2 11,700 Year 3 9,900 Year 4 $ 6,120 c. Double-declining-balance method Year Amount Year 1 23,400 x Year 2 7,800 X Year 3 2,600 X Year 4 867 X