Question
It takes Machine D and Machine B 50 minutes to print a total of 3000 copies of brochures. Machine D can print 25 copies of brochures in one minute. How many copies of brochures can Machine E print per minute?
2 m

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It takes Machine D and Machine B 50 minutes to print a total of 3000 copies of brochures. Machine D can print 25 copies of brochures in one minute. How many copies of brochures can Machine E print per minute?