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A copy machine makes 24 copies per minute. How long does it take to make 78 copies?

User Aaliyah
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2 Answers

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Answer:

Explanation:

It will take 3 minutes abd and 25 seconds.

User Owenn
by
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3 votes
Let’s put this into 2 fractions:
24/1=78/x

Now we’ll solve for x by cross-multiply and divide:
1*78/25=
78/24=3.25

Answer:
You can make 78 copies in 3.25 minutes
Or, 3 minutes and 15 seconds.
User Kinwolf
by
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