document.write( "Question 176395: If Sam can do a job in 4 days that Lisa can do in 6 days and Tom can do in 2 days, how long would the job take if Sam, Lisa, and Tom worked together to complete it? \n" ); document.write( "

Algebra.Com's Answer #131491 by Mathtut(3670) $\"\"$ $\"About$

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sam can do 1/4 of the job per day
\n" ); document.write( "lisa can do 1/6 of the job per day
\n" ); document.write( "tom can do 1/2 of the job per day
\n" ); document.write( ":
\n" ); document.write( "together they can do
\n" ); document.write( ":
\n" ); document.write( " $\"1%2F4%2B1%2F6%2B1%2F2%29\"$ job per day
\n" ); document.write( ":
\n" ); document.write( " $\"%283%2F12%29%2B%282%2F12%29%2B%286%2F12%29\"$ job per day
\n" ); document.write( ":
\n" ); document.write( " $\"11%2F12\"$ of job per day
\n" ); document.write( ":
\n" ); document.write( "so 11/12t=1(job)
\n" ); document.write( ":
\n" ); document.write( "t=12/11 days \n" ); document.write( "

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