Vaughn Company purchases equipment on January 1, Year 1, at a cost of $518,000. The asset is expected to have a service life of 12 years and a salvage value of $50,000. 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. (c) 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 dollar.)