Callie's Gym is a complete fitness center. Owner Callie Ducain employs various fitness trainers who are expected to stalf the front desk and to teach fitness classes. While on the front desk, trainers answer the phone, handle walking and show them around the gym, answer member questions about the weight machines, and do light cleaning (wiping down the equipment, vacuuming the floor). The trainers also teach fitness classes (e... pilates, spinning, body pump) according to their own interest and training level. The cost of the fitness trainers is $1,500 per month and $30 per class taught. Last month, 100 dresses were taught. Required: I. Develop a cost equation for total cost of labor Total labor cost per class taught 2. What was total varsable tabor cost last month? 3. What was total labor cost last month? 4. What was the unit cost of labor (per class) for last month per dass 5. What if the increased the number of dasses offered by SO percent? a. What would be the total inbor cost? b. The unit tabor cost frequared, round your answer to the nearest cent per class c. Why did the unit labor cont decrease