An investment project provides cash inflows of $1,375 per year for eight years.

(Enter 0 if the project never pays back. Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.)

What is the project payback period if the initial cost is $4,300?

Payback period years

What is the project payback period if the initial cost is $5,350?

Payback period years

What is the project payback period if the initial cost is $12,000?

Payback period years