An investment project provides cash inflows of $585 per year for eight years. a. What is the project payback period if the initial cost is $1,650? (Enter O if the project b. What is the project payback period if the initial cost is $3,250? (Enter O if the project c. What is the project payback period if the initial cost is $4,700? (Enter O if the project never pays back. Round your answer to 2 never pays back. Round your answer to 2 decimal places, e.g., 32.16.) never pays back. Round your answer to 2 decimal places, e.g., 32.16.) decimal places, e.g, 32.16.) ces a. Payback period b. Payback period C. Payback period years years years