6. In Problem 5, suppose that transshiping is allowed between silos 1 and 2 and silos 2 and 3. Suppose also that transshiping is allowed between farms 1 and 2, 2 and 3, and 3 and 4. The maximum two-way daily capacity on the proposed transshiping routes is 50 (thou-sand) lb. What is the effect of transshiping on the unsatisfied demands at the farms?
*7. A parent has five (teenage) childredand five household chores to assign to them. Past experience has shown that forcing chores on achild is counterproductive. With this in mind, the children are asked to list their preferences among the five chores, as the following table shows: