document.write( "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? \n" ); document.write( "
Algebra.Com's Answer #244905 by mananth(16946)\"\" \"About 
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office et printer does the job in 14 monites
\n" ); document.write( "so it does 1.14 of the job in 1 minute.
\n" ); document.write( "...
\n" ); document.write( "laser jet does the job in 16 minutes
\n" ); document.write( "so it does 1/16 of the job in 1 minute.
\n" ); document.write( "together they do 1/14 + 1/16 of the job in 1 minute
\n" ); document.write( "(14+16)/224
\n" ); document.write( "30/224
\n" ); document.write( "...
\n" ); document.write( "to complete the job they will take 224/30 minutes
\n" ); document.write( "7.46 minutes
\n" ); document.write( "
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