An investment project has annual cash inflows of $3,700, $4,600, $5,800, and $5,000, for the next four years, respectively. The discount rate is 13 percent.

What is the discounted payback period for these cash flows if the initial cost is $6,400? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.)

Discounted payback period

years ?

What is the discounted payback period for these cash flows if the initial cost is $8,500? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.)

Discounted payback period

years ?

What is the discounted payback period for these cash flows if the initial cost is $11,500? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.)

Discounted payback period

years

?