A Drlling machine costs S60,000, falling into the MACRS 3-year class. Its purchase would require an increase in net operating working capital of S5,000 at t-0. The machine would increase the firm's revenues by $30,000 per year but would also increase operating costs by $8,000 per year. It will be sold for $20,000 at the end of year 3 . The firm's tax rate is 35%. Questions: What is the net investment required at t = 0? What is the operating cash flow in Year 2? What is the terminal year non-operating cash flows at the end of Year 3