Injection Molding Machine Purchased and installed for $90,000 7 yr MACRS GDS Property Class Kept in service for 8 years $10000 Market Value (salvage value) at the end of the 8^th year Annual Revenue less expenses = $15,000 Effective Tax rate = 40% After Tax MARR 15% Given the above information, set up table and calculate the Present Worth of the After Tax Cash Flows (ATCF) for this machine. Is this a good investment