Answer:
1st Airplane
Payback period is 3 years
2nd Airplane
Payback period is 4 years
Step-by-step explanation:
Payback period is the time period in which initial investment of the asset recovered from it benefit. Annual cash flow is used to calculate the payback period.
Formula for Payback
Payback Period = Cost of Asset / Annual Cash Inflow
1st Airplane:
As per given Data
Cost of Airplane = $12,000,000
Cash Flows = $4,000,000
Placing values in the formula
Payback Period = $12,000,000 / $4,000,000
Payback Period = 3 years
2nd Airplane:
As per given Data
Cost of Airplane = $24,000,000
Cash Flows = $6,000,000
Placing values in the formula
Payback Period = $24,000,000 / $6,000,000
Payback Period = 4 years