1. Lansbury Lid purchases equipment on January 1, Year 1, at a cost of Ai$18,000. The asset is expected to have a service life of 12 years and a residual value of A150,000. Instructions a. Compute the amount of depreciation for each of years 1 through 3 using the straight-line depreciation method. b. Compute the amount of depreciation for each of years 1 through 3 using the sum-of the- years'-digits method. e. Compute the amount of depreciation for each of years 1 through 3 using the double declining balance method. (In performing your calculations, round constant percentage) to the nearest one-hundredth of a point and round answers to the nearest pound.