Depreciation Methods On January 2, Alvarez Company purchased an electroplating machine to help manufacture a part for one of its key products. The machine cost $260,700 and was estimated to have a useful life of six years or 700,000 cuttings, after which it could be sold for $26,400. Required a. Calculate each years depreciation expense for the period under each of the following depreciation methods (round all answers to the nearest dollar): 1. Straight-line. 2. Double-declining balance. 3. Units-of-production. (Assume annual production in platings of 140,000; 180,000; 100,000; 110,000; 80,000; and 90,000.) 1. Straight-Line Year Depreciation Expense Year 1 Answer? Year 2 Answer? Year 3 Answer? Year 4 Answer? Year 5 Answer Year 6 Answer? 2. Double-declining balance Year Depreciation Expense Year 1 Answer? Year 2 Answer? Year 3 Answer? Year 4 Answer? Year 5 Answer? Year 6 Answer? 3. Units of Production Year Depreciation Expense Year 1 Answer? Year 2 Answer? Year 3 Answer? Year 4 Answer? Year 5 Answer Year 6 Answer? b. Assume that the machine was purchased on September 1. Calculate each years depreciation expense for the period under each of the following depreciation methods: 1. Straight-line. 2. Double-declining balance. 1. Straight-Line Year Depreciation Expense Year 1 Answer? Year 2 Answer? Year 3 Answer? Year 4 Answer Year 5 Answer? Year 6 Answer? Year 7 Answer? 2. Double-declining balance Year Depreciation Expense Year 1 Answer? Year 2 Answer? Year 3 Answer? Year 4 Answer? Year 5 Answer? Year 6 Answer? Year 7 Answer?