Question
It takes Machine F and Machine B 20 minutes to print a total of 1380 copies of business cards. Machine F can print 31 copies of business cards in one minute. How many copies of business cards can Machine G print per minute?
2 m

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It takes Machine F and Machine B 20 minutes to print a total of 1380 copies of business cards. Machine F can print 31 copies of business cards in one minute. How many copies of business cards can Machine G print per minute?