Duluth Medico purchased a digital image processing machine three years ago at a cost of 0,000. The machine had an expected life of eight years at the time of purchase and an expected salvage due of $5,000 at the end of the eight years. The old machine has been slow at handling the increased business volume, so management is considering replacing the machine. A new machine can be purchased for $75,000, including installation costs. Over its five-year life, the machine will reduce cash operating expenses by $30,000 r year. Sales are not expected to change. At the end of its useful life, the machine is estimated to be worthless. The old machine can be sold today for $10,000, The firm's interest rate for project justification is own to be 15%. The firm does not expect a better machine (other than the current challenger to be available for the next five years, Assuming that the economic service life of the new machine, as well as the maintaining useful life of the old machine, is five years, draw the cash flows associated with each option over its 5 years life (Keeping the defender versus purchasing the challenger in two different cash flows), Should the company replace the defender now