McChiken produces two types of chicken patties for sale to fast food restaurants. Each type of Patty consists of white meat and dark meat. Patty 1 sells for $4/lb and must contain at least 70% white meat. Patty 2 sells for $3/lb and must contain at least 60% white meat. At most 50 lb of Patty 1 and 30 lb of Patty 2 can be sold. The two types of chicken used to manufacture the patties are called Roosters and Wingers. Each Rooster costs $10 and yields 5 lb of white meat and 2 lb of dark meat. Each Winger costs $8 and yields 3 lb of white meat and 3 lb of dark meat.

Using Linear Program develop a model and determine the optimal strategy to maximize profits using Excel Solver. Please show all Excel work and formulas used.