please answer all parts (a) straight line method (b) units of activity method (c) double-declining method

Deprecation by Three Methods; Partial Years Perdue Company purchased equipment on October 1 for $40,150. The equipment was expected to have a useful life of three years, or 5,500 operating hours, and a residual value of $1,650. The equipment was used for 1,000 hours during Year 1, 1,900 hours in Year 2, 1,700 hours in Year 3, and 900 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 (o) the straight-line method, (b) the units-of- activity method, and (c) the double declining-balance method. Note: Round all final values for each depreciation method and each year to the nearest whole dollar a. Straight-line method Year Amount Year 1 Year 2 Year 3 Year 4 b. Units-of-activity method Year Amount Year 1 Year 2 Year 3 Year 4 c. Double-declining balance method Year Amount 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 final values for each depreciation method and each year to the nearest whole dollar. a. Straight-line method Year Amount Year 1 Year 2 Year 3 Year 4 b. Units-of-activity method Year Amount Year 1 Year 2 Year 3 Year 4 c. Double-declining-balance method Year Amount Year 1 Year 2 Year 3 Year 4