Answer:
Since the firm is maximizing its profit, it is producing and selling 40 units at $30 per unit, resulting in a net profit of $440.
Explanation:
Sine there is no information, I searched for a similar question:
Q Sales revenue Total costs Profit
10 $450 $340 $110
20 $800 $480 $320
30 $1,050 $620 $430
40 $1,200 $760 $440
50 $1,250 $900 $350
60 $1,200 $1,040 $160
70 $1,050 $1,180 -$130
80 $800 $1,320 -$520
90 $450 $1,460 -$1,010
