Question
It takes Machine W and Machine B 30 minutes to print a total of 1980 copies of flyers. Machine W can print 28 copies of flyers in one minute. How many copies of flyers can Machine X print per minute?
2 m

Click button first when a symbol is required. X

It takes Machine W and Machine B 30 minutes to print a total of 1980 copies of flyers. Machine W can print 28 copies of flyers in one minute. How many copies of flyers can Machine X print per minute?