The demand for widgets (X) is given by:
Px = 160 - 4x
The production of widgets has the following average variable costs:
AVC = 2x - 20
Fixed costs are 162.
Calculate the output level of widgets that:
a. Maximizes total revenue.
b. Minimizes the average total cost (ATC) of widgets.
c. Minimizes the total cost (TC) of widgets.
d. Maximizes profits.