The expected demand and the expected production costs for one of KitchenAid's appliances during the next four weeks are as follows. Demand Production Cost($) Production Capacity Weeks 1 400 49 500 2 590 45 520 3 300 46 450 4 520 46 550 KitchenAid estimates it costs $2 per week for each unit of this appliance carried in inventory (estimated by averaging the beginning and ending inventory levels each week). Currently, KitchenAid has 100 units in inventory on hand for this product. To maintain a level workforce, the company wants to produce at least 400 units per week. KitchenAid wants to determine how many of each appliance to manufacture during each of the next four weeks to meet the expected demand at the lowest possible total cost. Solve an LP model for this problem.