Olinick Corporation is considering a project that would require an investment of $322,000 and would last for 8 years. The incremental annual revenues and expenses generated by the project during those 8 years would be as follows (lgnore income taxes.): The scrap value of the project's assets at the end of the project would be $19,000. The cash inflows occur evenly throughout the yeac The paybock period of the project is closest to: (Round your answer to 1 decimal place.)