Roberts Hardware is adding a new product line that will require an investment of $1,512,000 Managers estimate th Round to one decimal place The payback in years is of 51,512.000 Managers estimate that this investment will have a 10-year life and generate net cash inflows of $310.000 the first year, $300,000 the second y generate net cash infows of $310.000 the first year, $300.000 the second year, and $250,000 each year thereafter for eight years. Compute the payback period