Suppose that it takes 18 units of carbohydrates and 10 units of protein to satisfy Jacob's minimum weekly requirements. A particular type of meat contains 2 units of carbohydrates and 2 units of protein per pound. A particular cheese contains 3 units of carbohydrates and I unit of protein per pound. The meat costs $3.70 per pound and cheese costs $3.30 per pound. How many pounds of each are needed in order to minimize the cost and still meet the minimize requirement? What is the minimize cost?