At a tax rate of 21%, you are considering a machine that will increase gross revenue by $125,000 per year, for at least 5 years. The machine can be depreciated over 3 years, straight-line, and costs $450,000 Use a 5-year analysis period, and pick a reasonable discount rate. (The below table may help you.) Year: 1 2 3 4 5 Gross rev $125,000 $125,000 $125,000 $125,000 $125,000 After-tax income Depreciated amount Depreciation tax break Total cash flow 1)Should you buy it (show work/calcs)? 2)At what discount rate would you change your mind? (Whats the breakeven discount rate, where the PV of the cash flows equals the cost?) Year: 1 2 3 4 5 Gross rev $125,000 $125,000 $125,000 $125,000 $125,000 After-tax income Depreciated amount Depreciation tax break Total cash flow.