document.write( "Question 376183: Nancy and Angelica share in cleaning the house as a part of their training at home. Working alone, Nancy can clean the house in 4 hrs. Working together, it will take them 2 hrs. and 40 min. How long will it take Angelica to do the job working alone? \r
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Algebra.Com's Answer #267583 by mananth(16946) You can put this solution on YOUR website! Nancy and Angelica share in cleaning the house as a part of their training at home. Working alone, Nancy can clean the house in 4 hrs. Working together, it will take them 2 hrs. and 40 min. How long will it take Angelica to do the job working alone? \r \n" ); document.write( "\n" ); document.write( "Nancy can clean in 4 hours \n" ); document.write( "so she can do 1/4 of the job in 1 hour. \n" ); document.write( "... \n" ); document.write( "Together they do the job8 in 2 hr. 40 minutes= 2 2/3 hours = 8/3 hours \n" ); document.write( "so they can do 3/8 of the job in 1 hour \n" ); document.write( ".. \n" ); document.write( "Angelica alone will do in 3/8 - 1/4 of the job in 1 hour \n" ); document.write( "=(3-2)/8 \n" ); document.write( "=1/8 of the job in 1 hour \n" ); document.write( "so she will take 8 hours to do the job \n" ); document.write( "... \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |