Answer:
Antonio's Big Burger faces DECREASING marginal returns to labor. Over the range of workers for which the marginal product of labor is decreasing, Antonio's Big Burger faces INCREASING marginal cost.
Missing information:
Labor Outpt Total Cost
0 0 80
1 40 200
2 100 320
3 140 440
4 160 560
5 175 680
Return on labor (icnrease in output as workers are added:
We subtract previous outcome at labor - 1 with curernt labor
0
40
60
40
20
15
Marginal Cost
(Wew divide the additional outcome by the difference cost per employee)
3
2
3
6
8
Step-by-step explanation: