own interest and training level. The cost of the fitness trainers is $$600$ per month and $$30$ per class taught. Last month, $100$ classes were taught.

Required:

Develop a cost equation for total cost of labor.

Total labor cost $=$ $ $$ per class taught

What was total variable labor cost last month?

$$

What was total labor cost last month?

$ $$

What was the unit cost of labor $($per class$)$ for last month?

$q,$ per class

What if Callie increased the number of classes offered by $50$ percent?

a$.$ What would be the total labor cost?

$$

b$.$ The unit labor cost? If required, round your answer to the nearest cent.

$q,$ per class

c$.$ Why did the unit labor cost decrease?

Because the fixed cost per unit goes down.