An investment project has annual cash inflows of $7,000, $7,500, $8,000, and $9,000, and a discount rate of 14 percent. (Do not round intermediate calculations. Round the final answers to 2 decimal places.)

a. What is the discounted payback period for these cash flows if the initial cost is $10,000?

Discounted payback period years

b. What is the discounted payback period for these cash flows if the initial cost is $13,000?

Discounted payback period years

c. What is the discounted payback period for these cash flows if the initial cost is $19,000?

Discounted payback period years