e present value annuity factor table.) Data table tor to four decimal places, "X.XXXX." Round dollar amounts the nearest whole number. Use a minus sign or parentheses for a negative net present value.) More info The clinic expects the machine to have a useful life of 10 years and a terminal salvage value of $5,000. The machine is delicate. It requires a constant inventory of various supplies and spare parts. When the clinic uses some of these items, it instantly replaces them so it maintains an investment of $14,000 at all times. However, the clinic fully recovers this investment at the end of the useful life of the machine. Data table