Juan’s restaurant sells ¼-pound hamburgers. He can buy pre-formed hamburger patties in a pack of 50 for $44.99. His supplier also offers a 10-pound package of ground beef for $32.99. As a third alternative, Juan can buy a 3-pound package of beef chuck for $8.99. Juan’s employee makes $12 per hour. She can form 200 hamburger patties in an hour, and can grind 120 pounds of beef chuck in an hour. Which option is least expensive for Juan