Altman Corporation is considering investing $75,000 in a new piece of machinery that will generate net annual cash flows of $25,000 each year for the next 5 years. The machine has a salvage value of $8,000 at the end of its 5 year useful life. Altman's cost of capital and discount rate is 9%. Which of the following tables and criteria should we use to discount the net annual cash flow? PV of annuity table, n=1,i=9% PV of a single sum table, n=5,i=9% PV of annuity table, n=5,i=9% PV of a single sum table, n=1,i=9%