Question
It takes Machine R and Machine B 30 minutes to print a total of 2310 copies of flyers. Machine R can print 37 copies of flyers in one minute. How many copies of flyers can Machine S print per minute?
2 m

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It takes Machine R and Machine B 30 minutes to print a total of 2310 copies of flyers. Machine R can print 37 copies of flyers in one minute. How many copies of flyers can Machine S print per minute?