Attempt Jefferson Company is considering investing $ 33,00o in a new machine. The machine is expected to last six years and to have a salvage value of $12,000. The straight-line method of depreciation is used. Annual after-tax net cash inflow from the machine is expected to be $8,000. 1 Hour Calculate the following items (show and label all caleulations): 1. Annual Depreciation 2. After-tax net income 3. Average Investment 4. Accounting or Unadjusted Rate of Return