A box of cereal can be purchased in the large size, which is 15 ounces for $3.34, or the family size, which is 24 ounces for $5.14. Which size box of cereal has the lowest price per ounce, and what is the amount?

Family size at $0.22 per ounce

Family size at $0.21 per ounce

Large size at $0.22 per ounce

Large size at $0.21 per ounce

Answer:Step-by-step explanation:$0.21 per ounceis cheaper.## What is unitary method ?

finding outsomething’s valueper unitthen calculating for thegivenvalue.questionA boxof cereal can be purchased in thelarge sizewhich is 15 ounces for $3.34 or thefamily sizewhich is 24ouncesfor $5.14 and we have to find outwhich one of thesehas lowest price per ounce.15 ouncesof large size cereal box is3.34 dollars∴ 1 ounces of large size cereal box is24 ouncesof family size cereal box costs5.14 dollars∴ 1 ounce of family size cereal box costsunitary methodhere :