This is just example i need help please it in order and just your work !!

4. (8 points) The management of Unter Corporation, an architectural design firm, is considering an investment with the following cash flows: Year Investment Cash Inflow $13,000 $1,000 2 $ 7,000 $2,000 $2,500 $4,000 $5,000 $4,000 $5,000 $4,000 $3,000 $2,000 -NOOD 10 Determine the Payback Period