What is the payback period for a project with an initial investment of $180,000 that provides an annual cash inflow of $20,000 for the first three years and $30,000 per year for years four through eight? A. 5 years OB. 6 years O C. 7 years OD. 8 years

What is the payback period for a project with an initial investment of $180.000 that provides an annual cash inflow of $20.000 for the first three years and $30,000 per year for years four through eight? A. 5 years 8. 6 years c. 7 years D. 8 years