Greentree Kennels, Inc. provides overnight lodging for a variety of pets. A particular feature at Greentree is the quality of care pets receive, including excellent food. The kennel's dog food is made by mixing two brand-name products to obtain what the kennel calls the "well balanced dog diet." The data for the two dog foods are as follows. Dog food Cost/Ounce Protein % Fat % Bark bits 0.06 30 15 Canine Chow 0.05 20 30 Greentree wants to be sure that the dogs receive at least 5 ounces of protein and at least 3 ounces of fat per day. (a) Formulate a linear program and determine the minimum cost mix of the two dog food products using the graphical method. Solve this problem using the corner point method. Show all solutions. Compute manually. Identify and fully interpret the shadow prices of the constraints. (b) (c)