Need help on last two problems

Magellan Inn's expenses for two different months at different volumes. January 2,500 May 3,500 Rooms Occupied Payroll: Management Salaries Hourly Wages Employee benefits $15,000 45,000 9,200 $15,000 fixed 65,000 variable 10,700 mixed Supplies Utilities Other operating costs Building rent Interest expense Insurance 2,500 8,500 4,500 7,000 1,500 3,500 3,000 variable 8,500 fixed 5,000 mixed 7,000 fixed 1,500 fixed 3,500 fixed Required: Identify each cost as fixed, variable, or mixed. USE COLUMN D ABOVE What are the total estimated monthly fixed costs? $27,000 $27,000 What are the total estimated variable costs per room sold? 47,500 68,000 19 19.43 Develop a single equation to estimate total costs at various levels of activity. Enter your response in this area, show your work. Project the total costs if 3,500 rooms are sold. Enter your response in this area, show your work