document.write( "Question 132283: If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to paint the house together? \n" ); document.write( "
Algebra.Com's Answer #96631 by oscargut(2103)\"\" \"About 
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Sally is doing 1/4 each hour John 1/6 each hour so together they work 1/4 + 1/6 = 10/24 = 5/12 in a hour.
\n" ); document.write( "5/12 -------> 1 hour
\n" ); document.write( "1 -------> x
\n" ); document.write( "then x=12/5 so the response is 12/5 hours = 2.4 hours = 2 hours and 24 minutes
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