1) [30 points] The Crumb Bakery is a family-owned business that makes coffee cakes and Danish in large pans. The main ingredients are flour and sugar. There are 25 pounds of flour and 16 pounds of sugar available. The demand for coffee cakes is at most 4 pans. Five pounds of flour and 2 pounds of sugar are required to make a pan of coffee cake, and 5 pounds of flour and 4 pounds of sugar are required to make a pan of Danish. A pan of coffee cake has a unit profit of $1, while a pan of Danish has a unit profit of $5. (Note: Don't set integer constraints on the number of pans of coffee cake or Danish to bake.)