b2b company is considering the purchase of equipment that would allow the company to add a new product to its line. the equipment costs $360,000 and has a 12-year life and no salvage value. the expected annual income for each year from this equipment follows. sales of new product $ 225,000 expenses materials, labor, and overhead (except depreciation) 120,000 depreciation—equipment 30,000 selling, general, and administrative expenses 38,250 income $ 36,750 (a) compute the annual net cash flow. (b) compute the payback period. (c) compute the accounting rate of return for this equipment.