Answer:
5 years
Step-by-step explanation:
Payback period is the time in which a project returns back the initial investment in the form of net cash flow.
As per given data
Proposal X Proposal Y
Investment $10,700,000 $580,000
Useful life 5 years 5 years
Net cash inflows 5 years $2,140,000 $103,000
Residual value $50,000 $26,000
Required rate of return 12% 13%
Depreciation method Straight-line Straight-line
Net cash inflow had already made all the cash flow adjustments.
As we have a constant cash inflows we can we following formula
Payback period = Initial Investment / Net cash flow
Payback period = $10,700,000 / $2,140,000 = 5 years