Answer:
$10 for 200 units which means $0.05 per unit.
Explanation:
The firm will only survive in a perfectly competitive market if its average cost is at minimum level which we can see in the figure. The lowest average cost is $10 for 200 units which means average cost per unit is $0.05 per unit. At this stage the company will be able to produce higher profits because its average cost per unit is at minimum level.
