document.write( "Question 419132: If Sally can paint a house in 4 hours, and John can paint same house in 6 hours, how long will it take for both of them to paint same house together? \n" ); document.write( "
Algebra.Com's Answer #293156 by mananth(16946)\"\" \"About 
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Sally paints She 4 hours
\n" ); document.write( "It does 1/ 4 of the job in 1 hour
\n" ); document.write( "John paints in 6 hours
\n" ); document.write( "He does 1/ 6 of thejob in 1 hours
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\n" ); document.write( "Together they will do 5/12 of the job in 1 hour
\n" ); document.write( "So they will take 2 2/5 hours
\n" ); document.write( "So they will take 2.4 hours
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