SOLUTION: the office jet printer can copy sues dissertation in 14 min, the laserjet printer can copy the same dissertation in 16 min. If the two printers work together how long will it take
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Question 342208: the office jet printer can copy sues dissertation in 14 min, the laserjet printer can copy the same dissertation in 16 min. If the two printers work together how long will it take to copy the dissertation?
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
office et printer does the job in 14 monites
so it does 1.14 of the job in 1 minute.
...
laser jet does the job in 16 minutes
so it does 1/16 of the job in 1 minute.
together they do 1/14 + 1/16 of the job in 1 minute
(14+16)/224
30/224
...
to complete the job they will take 224/30 minutes
7.46 minutes
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