Flexible Budget for Assembly Department Cabinaire Inc. is one of the largest manufacturers of office furniture in the United States. In Grand Rapids, Michigan, it assembles filing cabinets in an Assembly Department. Assume the following information for the Assembly Department: 30 minutes Direct labor per filing cabinet Supervisor salaries $138,000 per month Depreciation $31,000 per month Direct labor rate $15 per hour Prepare a flexible budget for 12,000, 15,000, and 18,000 filing cabinets for the month ending February 28 in the Assembly Department similar to Exhibit 5. Round your final answers to the whole dollar, if required. Cabinaire Inc. Assembly Department Budget For the Month Ending February 28 (assumed data) Units of production 12,000 15,000 18,000 Variable cost: Total variable cost Fixed cost: Ill. Total fixed cost $ I Total department costs