An investment project costs $10,000 and has annual cash flows of $3,000 for six years.

a. What is the discounted payback period if the discount rate is 0 percent? (Enter 0 if the project never pays back on a discounted payback basis. Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.)

b. What is the discounted payback period if the discount rate is 6 percent? (Enter 0 if the project never pays back on a discounted payback basis. Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.)

c. What is the discounted payback period if the discount rate is 20 percent? (Enter 0 if the project never pays back on a discounted payback basis. Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.)