Seth Fitch owns a small retail ice cream parlor. He is considering expanding the business and has identified two attractive alternatives. One involves purchasing a machine that would enable Mr$.$ Fitch to offer frozen yogurt to customers. The machine would cost $$7,890$ and has an expected useful life of three years with no salvage value. Additional annual cash revenues and cash operating expenses associated with selling yogurt are expected to be $$6,080$ and $$880,$ respectively. Income before taxes earned by the ice cream parlor is taxed at an effective rate of $20$ percent.