=+The company operates three service departments: the Dispatching Department, the Equip¬

ment Management Department, and the Treasurer’s Department. The Dispatching Depart¬

ment manages the scheduling and releasing of completed trains. The Equipment Management Department manages the railroad cars inventories. It makes sure the right freight cars are at the right place at the right time. The Treasurer’s Department conducts a variety ofservices for the company as a whole. The following additional information has been gathered:

Southeast East South Number ofscheduled trains 400 680 520 Number ofrailroad cars in inventory 4,800 6,400 5,600 Instructions