please help with it, thx

Shining Cookle Company. Inc. in Murfreesboro, TN bought a new ice cream maker at the beginning of the year at a cost of $28,000. The estimated useful life was four years, and the residual value was $2,080. Assume that the estimated productive life of the machine was 10,800 hours. Actual annual usage was 4,320 hours in year 1,3,240 hours in year 2:2,160 hours in year 3; and 1,080 hours in year 4. Required: 1. Complete a separate depreciation schedule for each of the alternative methods, (Do not round intermediate calculations.) a. Straight-line. b. Units-of-production (use four decimal places for the per unit output factor). c. Double-declining-balance