Four cargo ships will be used for shipping goods from one port to four other ports (labeled 1, 2, 3, 4)
Four cargo ships will be used for shipping goods from one port to four other ports (labeled 1, 2, 3, 4). Any ship can be used for making any one of these four trips. However, because of differences in the ships and cargoes, the total cost of loading, transporting, and unloading the goods for the … Read more