The cash inflows occur evenly throughout the year. The payback period of the project is closest to 1.9 years.
Annual net cash inflow = Operating net income + Depreciation
Annual net cash inflow = $ 119000 + $41000
Annual net cash inflow = $ 160000
Payback period = Investment / Annual net cash-flow
Payback period = $319000 / $160000
Payback period = 3.205607476635514
Payback period = 1.993 years.
So, he payback period of the project is closest to 3.21 years.
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