document.write( "Question 539755: 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 #353524 by mananth(16946)![]() ![]() You can put this solution on YOUR website! Sam 4 hours \n" ); document.write( "He does 1/ 4 job in 1 hour \n" ); document.write( "Lisa 6 hours \n" ); document.write( "she does 1/ 6 of thejob in 1 hour \n" ); document.write( "Tom 2 hours \n" ); document.write( "It does 1/ 2 of the job in 1 hour \n" ); document.write( " \n" ); document.write( "Together they will do 1/ 4 + 1/ 6 + 1/ 2 \n" ); document.write( "Together they will do 11/12 of the job in one hour \n" ); document.write( "So they will take 1 1/9 hours \n" ); document.write( "OR in decimals \n" ); document.write( "So they will take 1.09 hours \r \n" ); document.write( "\n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |