Johnson Computers ships from three manufacturing plants in Ontario to four warehouses in Western Canada. Each warehouse must be supplied with its weekly requirements at the minimum shipping cost. Use the following table to ascertain the minimum shipping cost. This is a transportation model problem and you must provide the minimum shipping cost and the completed solution table.

WarehousePlantCalgaryEdmontonReginaLethbridgeCapacityHamilton32765,000Thunder Bay75236,000Toronto25452,500Requirement6,0004,0002,0001,500