Question
It takes Machine L and Machine B 15 minutes to print a total of 1005 copies of newsletters. Machine L can print 31 copies of newsletters in one minute. How many copies of newsletters can Machine M print per minute?
2 m

Click button first when a symbol is required. X

It takes Machine L and Machine B 15 minutes to print a total of 1005 copies of newsletters. Machine L can print 31 copies of newsletters in one minute. How many copies of newsletters can Machine M print per minute?