document.write( "Question 169640: if Sam can do a job in 4 days that Lisa can do in 6 days and Tom can do in 2 day how long will the job take if Sam,Lisa and Tom together to complete it. \n" ); document.write( "

Algebra.Com's Answer #125011 by Mathtut(3670) $\"\"$ $\"About$

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sam can do 1/4 job per day
\n" ); document.write( "lisa can do 1/6 job per day
\n" ); document.write( "tom can do 1/2 job per day\r
\n" ); document.write( "\n" ); document.write( "so together
\n" ); document.write( ":t/4+t/6+t/2=1(job)\r
\n" ); document.write( "\n" ); document.write( "multiply terms by 12
\n" ); document.write( ":
\n" ); document.write( "3t+2t+6t=12
\n" ); document.write( ":
\n" ); document.write( "11t=12
\n" ); document.write( ":
\n" ); document.write( " $\"highlight%28t=12%2F11%29\"$ days to do the job together \n" ); document.write( "

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