Comparing Three Depreciation Methods Dexter Industries purchased packaging equipment on January 8 for $357,000. The equipment was expected to have a useful life of four years, 5,200 operating hours, and a residual value of $29,400. The equipment was used for 1,820 hours during Year 1,1,092 hours in Year 2,1,456 hours in Year 3 , and 832 hours in Year 4. Required: 1. Determine the amount of depreciation expense for the four years ending December 31 by (a) the straight-line method, (b) the units-of-activity method, and (c) the whole dollar. 2. What method yields the highest depreciation expense for Year 1 ? 3. What method yields the most depreciation over the four-year life of the equipment