Question
It takes Machine A and Machine B 15 minutes to print a total of 945 copies of flyers. Machine A can print 28 copies of flyers in one minute. How many copies of flyers can Machine B print per minute?
2 m

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It takes Machine A and Machine B 15 minutes to print a total of 945 copies of flyers. Machine A can print 28 copies of flyers in one minute. How many copies of flyers can Machine B print per minute?