please help!!

Factor Company is planning to add a new product to its line. To manufacture this product, the company needs to buy a new machine at a $515,000 cost with an expected four-year life and a $10,000 salvage value. Additionat annual information for this new product line follows. (PV of \$1, EV of \$1. PVA of S1, and EVA of \$1) (Use appropriate factor(s) from the tables provided.) Required: 1. Determine income and net cash flow for each year of this machine's life. 2. Compute this machine's payback period, assuming that cash flows occur evenly throughout each year, 3. Compute net present value for this machine using o discount rate of 7%