A box of cereal can be purchased in the large size, which is 15 ounces for $3.64, or the family size, which is 24 ounces for $4.84. which size box of cereal has the lowest price per ounce, and what is the amount? large size at $0.24 per ounce large size at $0.20 per ounce family size at $0.24 per ounce family size at $0.20 per ounce