-6. Advanced Electronics Corporation is considering purchasing a new packaging machine to replace a fully depreciated packaging machine that will last five more years. The new machine is expected to have a five-year life and depreciation charges of $4,000 in year 1; $6,400 in year 2; $3,800 in year 3; $2,400 in both year 4 and year 5; and $1,000 in year 6. The firm's estimates of revenues and expenses (excluding depreciation) for the new and the old packaging machines are shown in the fol lowing table. Advanced Electronics is subject to a 40% tax rate on ordinary income. Year New Packaging Machine Expenses (excluding Revenue depreciation) $50,000 $40,000 51,000 40,000 52,000 40,000 53,000 40,000 54,000 40,000 Old Packaging Machine Expenses (excluding Revenue depreciation) $45,000 $35.000 45,000 35,000 45,000 35.000 45,000 35.000 45,000 35.000 Chapter 9 Cash Flow and Capital Budgeting 307 a. Calculate the operating cash flows associated with each packaging machine. Be sure to consider the depreciation in year 6. Calculate the incremental operating cash flows resulting from the proposed packaging machine replacement. b