Indicate whether each of the following costs of productive output is usually (a) Variable or (b) Fixed:

Question:

Indicate whether each of the following costs of productive output is usually
(a) Variable or
(b) Fixed:
1. License fee for company car
2. Wiring used in radios
3. Machine helper's wages
4. Wood used in bookcases
5. City operating license
6. Machine depreciation based on machine hours used
7. Machine operator's hourly wages
8. Cost of required outside inspection of each unit produced