A movie theater has fixed costs of dollar-sign 9000 per day and variable costs averaging dollar-sign 3 per customer. The theater charges dollar-sign 12 per ticket.

How many customers per day does the theater need in order to make a profit? Give the smallest possible value.

2 answers

Did you know that the name of your school is not the name of your subject?
$9000 + $3x =12x

solve for x and that will give you the break-even point. One more person will give you the profit.