(ignore income taxes in this problem.) sibble corporation is considering the purchase of a machine that would cost $330,000 and would last for 5 years. at the end of 5 years, the machine would have a salvage value of $50,000. by reducing labor and other operating costs, the machine would provide annual cost savings of $76,000. the company requires a minimum pretax return of 12% on all investment projects. the net present value of the proposed project is closest to: