Answer:
Opportunity cost= -$54
Step-by-step explanation:
Giving the following information:
He could work at his job and earn $8 per hour for three hours, or he could go to an exhibit at the art museum for those three hours. A ticket for the event costs $30.
The opportunity cost is the "cost" of not taking other alternatives.
Opportunity cost= total revenue - economic profit
Opportunity cost= -30 - 24= -$54