In an LTL (less-than-truckload) trucking company, terminal docks include casual workers who are temporarily to account for peak loads. At the Omaha dock the minimum demand for casual workers during the 7 days of the week (starting on Monday) is 20, 14, 10, 15, 18, 10, 12. Each worker is contracted to work 5 consecutive days. Debvelop; the LP model.