An investment project provides cash inflows of $1,075 per year for eight years. a. What is the project payback period if the initial cost is $3,700 ? Note: Do not round intermediate calculations and round your answer to 2 decimal places, e.9., 32.16. b. What is the project payback period if the initial cost is $4,750 ? Note: Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16. c. What is the project payback period if the initial cost is $9,600 ? Note: Enter 0 if the project never pays back. Do not round intermediate calculations and round your answer to 2 decimal places, e.g. 32.16