A laboratory technician wants to purchase two different feeds, A and B for its animals. The fotowing table summarizes the nutritional contents of the feeds, the required amounts of each ingredient, and the cost of each type of feed. Feed A Feeds Required Carbohydrates Unit/ 4 Units/b 40 Units Protein 2 Units/lb 1 Unit/ 60 Units Cost 166/ 160/ How many pounds of each type of feed should the laboratory technician buy to satisfy its ends at minimum cost (in 5? Feed A ib Feed ib minimum cost 1