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Mathematics, 19.10.2020 14:01 ayoismeisjuam

Marla uses two copiers to make copies of a one-page newsletter. *Copier R makes 60 copies per minute. *Copier T makes 40 copies per minute. Marla will use both copiers to make a total of 1200 copies of the newsletter. Both copiers will start and end at the same time. How many minutes will it take to make 1200 copies?

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Marla uses two copiers to make copies of a one-page newsletter. *Copier R makes 60 copies per minute...

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