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A grocery store sells four different jars of peanut butter. Determine which is the best​ buy, based on the cost per unit. 10 ounces for ​$0.91 24 ounces for ​$2.76 30 ounces for ​$3.24 40 ounces for ​$4.20 Which size jar is the best​ buy?

User Marcel H
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1 Answer

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The answer would 10 ounces for 0.91
User Bernard Leech
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