Flexible Budget for Assembly Department Biue Chair Inc, is one of the largest manufacturers of otfice furniture in the United States. In Michigan, it produces filng cabinets in two departments: Fabrication and Assernbly. Assume the following information for the Assembly Department: Prepare a flexible budget for 13,000,16,000, and 20,000 filing cabinets for the month of August, similar to Exhibit 5 , assuming that inventories are not significant. Enter a amounts as positive numbers