Final answer:
Uncooked steaks can be stored in the refrigerator for 3 to 5 days and opened packages of luncheon meats for 3 to 5 days.
Step-by-step explanation:
According to food safety guidelines, uncooked steaks and opened packages of luncheon meats can be safely stored in the refrigerator for a certain period of time. It is recommended to store uncooked steaks in the refrigerator for 3 to 5 days, while opened packages of luncheon meats should be consumed within 3 to 5 days.