Answer:
Instructions are listed below.
Explanation:
Giving the following information:
In a perfectly competitive market with 50 firms, output is zero at prices less than $20.
At prices of $20 to $29.99, each firm will produce 1 unit of output.
At a price of $27, the industry produces 50*1= 50 units.
At any price of $30 or more, each firm will produce 3 units of output.
At a price of $35, the industry produces 50*3= 150 units.