Depreciation by Three Methods; Partial Years Perdue Company purchased equipment on April 1 for $36,310. The equipment was expected to have a useful life of three years, or 4,900 operating hours, and a residual value of $2,010. The equipment was used for 900 hours during Year 1, 1,700 hours in Year 2, 1,500 hours in Year 3, and 2,858.333333 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 line method, (b) the units-of-activity method, and (c) the double-declining-balance method. Note: Round all values for each depreciation method and each year to the nearest whole dollar. a. Straight-line method Year Amount Year 1 8,575 Year 2 11,433 Year 3 11,433 Year 4 2,858 b. Units-of-activity method Year Amount Year 1 6,300 x Year 2 11,900 X Year 3 10,500 x b. Units-of-activity method Year Amount Year 1 6,300 X Year 2 11,900 X Year 3 10,500 x Year 4 c. Double-declining-balance method Year Amount Year 1 Year 2 Year 3 Year 4