Figure 18-1
On the graph, L represents the quantity of labor and Q represents the quantity of output per week.
-Refer to Figure 18-1. The marginal product of the fourth worker is
A)60 units of output.
B)75 units of output.
C)285 units of output.
D)345 units of output.

Question

Figure 18-1
On the graph, L represents the quantity of labor and Q represents the quantity of output per week. 
-Refer to Figure 18-1. The marginal product of the fourth worker is
A)60 units of output. 
B)75 units of output. 
C)285 units of output. 
D)345 units of output.

Quizplus · Accepted Answer

The marginal product of the fourth worker is the additional output produced when the fourth worker is hired. If the figure shows that the total output increases by 60 units when the fourth worker is added, then the marginal product is 60 units.

Figure 18-1 on the Graph, L Represents the Quantity of Labor and Labor