M6.5 Global Foods, Inc. imports food products to the United States from Hamburg, Marseilles, and Liverpool. Ships from these ports deliver the products to Norfolk, New York, and Savannah, where they are stored in company warehouses before being shipped to distribution centers in Dallas, St. Louis, and Chicago. The shipping costs ($/1,000 lbs.) from the European ports to the U.S> cities and available supplies (1,000 lbs.) at the European ports are provided in the following table: Shipping Costs ($/1,000 lbs.): U.S. Warehouses Supply Port Norfolk New York Savannah (1,000 lbs.) Hamburg $420 $390 $610 55 Marseilles $510 $590 $470 78 Liverpool $450 $360 $480 37 The transportation costs ($/1,000 lbs.) from each U.S. city of the three distribution centers and the demands (1,000 lbs.) at the distribution centers: Distribution Center Dallas St. Louis Chicago Norfolk $75 $63 $81 From New York $125 $110 Warehouse $95 Savannah $68 $82 $95 Demand (1,000 lbs.) 60 45 50