An investment project provides cash inflows of $1,125 per year for eight years. (Enter O if the project never pays back Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) What is the project payback period if the initial cost is $3,800 Payback period years What is the project payback period if the initial cost is $4,850? Payback period years What is the project payback period if the initial cost is $10,000? Payback period years