abberdabber03 abberdabber03

18-12-2020
Mathematics

contestada

A copy machine makes 24 copies per minute. How long does it take to make 138 copies?

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mg051203 mg051203

18-12-2020

x=minutes passed
y=number of papers

24x=y
24x=138

138/24=5.75
x=5.75

it will take 5.75 minutes to print 138 copies

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haytrid haytrid

18-12-2020

6 minutes and 15 seconds

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