Answer: 2.90 years.
Step-by-step explanation:
Payback period is the amount of time that it will take a project to pay back or recuperate the initial investment in the project.
This project is making $8,600 a year and had an initial investment of $25,000.
The Payback period is;
= Investment / Annual Cashflow
= 25,000 / 8,600
= 2.90 years.