Answer:
Step-by-step explanation:
Prepare flexible production budget :
Units or production 18000 20000 22000
Variable cost:
Direct labor 79200 88000 96800
Total variable cost 79200 88000 96800
Fixed cost:
Supervisor salaries 150000 150000 150000
Depreciation 24500 24500 24500
Total fixed cost 174500 174500 174500
Total department cost 253700 262500 271300