Sharpe Machining Company purchased industrial tools costing $180,000, which fall in the 3 -year property class under MACRS. Use Appendix A and Exhibit 16-9 for your reference. (Use appropriate factor(s) from the tables provided.) Required: 1. Prepare a schedule of depreciation deductions assuming: a. The firm uses the accelerated depreciation schedule specified by MACRS. b. The firm uses the optional straight-line depreciation method and the half-year convention. 2. Calculate the present value of the depreciation tax shield under each depreciation method listed in requirement 1 . Sharpe Machining Company's after-tax hurdle rate is 6 percent, and the firm's tax rate is 30 percent. Complete this question by entering your answers in the tabs below. Calculate the present value of the depreciation tax shield under each depreciation method listed in requirement 1 . Sharpe Machining Company's after-tax hurdle rate is 6 percent, and the firm's tax rate is 30 percent. (Round intermediate calculations and final answers to the nearest dollar amount.)