Classify Costs

Following is a list of various costs incurred in producing replacement automobile parts. With respect to the production and sale of these auto parts, classify each cost as either variable costs, fixed costs, or mixed costs.

1. Oil used in manufacturing equipment	FixedMixedVariable
2. Plastic	FixedMixedVariable
3. Property taxes, $165,000 per year on factory building and equipment	FixedMixedVariable
4. Salary of plant manager	FixedMixedVariable
5. Cost of labor for hourly workers	FixedMixedVariable
6. Packaging	FixedMixedVariable
7. Factory cleaning costs, $6,000 per month	FixedMixedVariable
8. Metal	FixedMixedVariable
9. Rent on warehouse, $10,000 per month plus $25 per square foot of storage used	FixedMixedVariable
10. Property insurance premiums, $3,600 per month plus $0.01 for each dollar of property over $1,200,000	FixedMixedVariable
11. Straight-line depreciation on the production equipment	FixedMixedVariable
12. Hourly wages of machine operators	FixedMixedVariable
13. Electricity costs, $0.20 per kilowatt-hour	FixedMixedVariable
14. Computer chip (purchased from a vendor)	FixedMixedVariable
15. Pension cost, $1.00 per employee hour on the job	FixedMixedVariable