Diamond Autobody purchased new equipment for $90,000. Residual value at the end of an estimated four-year service life is expected to be $10,000. During the four-year period, the company expects to use the equipment a total of 5,000 hours. Actual use per year was as follows: Year Hours Used 1 1,200 2 1,400 3 1,500 4 1,100 Required: Prepare a depreciation schedule for four years using the straight-line method. Prepare a depreciation schedule for four years using the double-declining-balance method. Prepare a depreciation schedule for four years using the activity-based method.