Asked by Jay
Printer A prints 50 cards per minute while Printer B prints 40 cards per minute.How long will it take both printer working simultaneously to print 1350 cards together?
Answers
Answered by
Henry
50cards/min. + 40cards/min. = 90 cards/min.
T = 1350cards/(90cards/min) = 15 min.
T = 1350cards/(90cards/min) = 15 min.
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