Question
It takes Machine M and Machine B 50 minutes to print a total of 2000 copies of flyers. Machine M can print 15 copies of flyers in one minute. How many copies of flyers can Machine N print per minute?
2 m

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It takes Machine M and Machine B 50 minutes to print a total of 2000 copies of flyers. Machine M can print 15 copies of flyers in one minute. How many copies of flyers can Machine N print per minute?