Following is a list of various costs incurred in producing frozen pizzas. With respect to the production and sale of frozen pizzas, classify each cost as either variable, fixed, or mixed.
- Property insurance premiums, $1,500 per month plus $0.005each dollar of property over $3,000,000
- Packaging
- Hourly wages of inspectors
- Pension cost, $0.50 per employee hour on the job
- Hourly wages of machine operators
- Rent on warehouse, $5,000 per month plus $5 per square foot ofstorage used
- Refrigerant used in refrigeration equipment
- Pepperoni
- Dough
- Tomato paste
- Property taxes, $50,000 per year on factory building andequipment
- Electricity costs, $0.08 per kilowatt-hour
- Salary of plant manager
- Straight-line depreciation on the production equipment
- Janitorial costs, $3,000 per month