Classify each cost as variable, fixed, or mixed.
Montana Company reports the following total costs at two levels of production.
5,000 Units
10,000 Units
Indirect labor
$ 3,000
$ 6,000
Property taxes
7,000
7,000
Direct labor
27,000
54,000
Direct materials
22,000
44,000
Depreciation
4,000
4,000
Utilities
3,000
5,000
Maintenance
9,000
11,000
Classify each cost as variable, fixed, or mixed.