Janes, inc., is considering the purchase of a machine that would cost $480,000 and would last for 6 years, at the end of which, the machine would have a salvage value of $58,000. the machine would reduce labor and other costs by $118,000 per year. additional working capital of $4,000 would be needed immediately, all of which would be recovered at the end of 6 years. the company requires a minimum pretax return of 17% on all investment projects. (ignore income taxes.)click here to view exhibit 13b-1 and exhibit 13b-2 to determine the appropriate discount factor(s) using tables. required: determine the net present value of the project. (negative amount should be indicated by a minus sign. round discount factor(s) to 3 decimal places, intermediate and final answers to the nearest dollar amount. omit the "$" sign in your response.)