Please help!

Comparing Three Depreciation Methods Dexter Industries purchased packaging equipment on January 8 for $372,800. The equipment was expected to have a useful life of four years, 7,600 operating hours, and a residual value of $30,800. The equipment was used for 2,660 hours during Year 1,1,596 hours in Year 2,2,128 hours in Year 3 , and 1,216 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