Question
It takes Machine S and Machine B 25 minutes to print a total of 1175 copies of business cards. Machine S can print 20 copies of business cards in one minute. How many copies of business cards can Machine T print per minute?
2 m

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It takes Machine S and Machine B 25 minutes to print a total of 1175 copies of business cards. Machine S can print 20 copies of business cards in one minute. How many copies of business cards can Machine T print per minute?