SOLUTION: Decide which is the better buy. Explain - can you please explain to me what exactly the steps are: a 17 ounce box of cereal for $4,89 or a 21 ounce box for $5.69

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Question 57749This question is from textbook Mathematics Applications and Concepts
: Decide which is the better buy. Explain - can you please explain to me what exactly the steps are:
a 17 ounce box of cereal for $4,89 or a 21 ounce box for $5.69
This question is from textbook Mathematics Applications and Concepts

Found 3 solutions by checkley71, stanbon, faceoff57:
Answer by checkley71(8403)   (Show Source): You can put this solution on YOUR website!
YOU NEED TO FIND THE PRICE PER OUNCE OF EACH PRODUCT TO COMPARE THE PRICES.
489/17=28.7647 CENTS PER OUNCE
569/21=27.095 CENTS PER OUNCE
OBVIOUSLY THE 21 OUNCE PACKAGE IS CHEAPER BY ABOUT 1.7 CENTS.

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
Decide which is the better buy. Explain - can you please explain to me what exactly the steps are:
a 17 ounce box of cereal for $4,89 or a 21 ounce box for $5.69
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You need to figure out the cost per ounce for each cereal.
489/17=28.76 cents per ounce for the 17 ounce box.
569/21=27.09 cents perounce for the 19 ounce box.
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The 19 ounce box is the better buy.
Cheers,
Stan H.

Answer by faceoff57(108)   (Show Source): You can put this solution on YOUR website!
$4.89/17
.29 rounded up to nearest cent per ounce
$5.69/21
.27 rounded up to nearest cent per ounce
21 ounces for $5.69

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