An investment project costs $10,000 and has annual cash flows of $2,980 for six years. a. What is the discounted payback period if the discount rate is 0 percent? (Enter O 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 4 percent? (Enter O 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 21 percent? (Enter O 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.) X Answer is complete but not entirely correct. Discounted payback period Discounted payback period Discounted payback period 3.34 3.68 6 years years years