Instructions, Depreciation Expense and questions. Please help with depreciation expense and questions. Thank you

Dexter Industries purchased packaging equipment on January 8 for $111,500. The equipment was expected to have a usefui life of three years, or 20,000 operating hours, and a resial value $7.500 The equipment was used for 8 950 hours during Year 1, 7,040 hours in Year 2, and 4010 hours in Year 3 Required: 1. Derermine the amount of depreciation expense for tme ttree years ended December 3r by (a) me staght-line memod (b) the nt oactvatmemod and (c) the dbie dcining.celance method Also dedermine the toral depreciation expence for the three years by each method (Nore For STRAIGHT-LINE ONLY round the first two years to tme nearest whole doilar, then round the third year as necessary For DECLINANO BALANCE ONLY, round the multplertonve decinal places Then round the answer for eecn yeer tothe nearest wholedolar) 2. What method yields the highest depreciation expense for Year ti 3. What method yields the most depreciation over the mree-year lite of the equipment