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For every 3 wrapped packages Mary uses 1/2 roll of wrapping paper how many packages can she wrap with 2 1/2 rolls of wrapping paper? ​

User Ddruganov
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1 Answer

1 vote

Answer:

15 packages

Explanation:

Set up a proportion, where x is the number of packages she can wrap with 2.5 rolls of wrapping paper:


(3)/(0.5) =
(x)/(2.5)

Cross multiply and solve for x:

0.5x = 7.5

x = 15

So, with 2.5 rolls of wrapping paper, she can wrap 15 packages

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