document.write( "Question 455502: Eric can rake the leaves in his yard in 8 hours. Eric and Mark together can rake the leaves in 3 hours. How long will it take Mark to rake the leaves alone? \n" ); document.write( "
Algebra.Com's Answer #312737 by jorel1380(3719)\"\" \"About 
You can put this solution on YOUR website!
1/3-1/8=1/t
\n" ); document.write( "8/24-3/24=1/t
\n" ); document.write( "5/24=1/t
\n" ); document.write( "5t=24
\n" ); document.write( "t=24/5
\n" ); document.write( "It takes Mark 24/5 hours to rake the leaves alone..
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