document.write( "Question 909186: Mark can mow a lawn in 20 minutes less time than his sister Marie. Together they can mow the lawn in 24 minutes. How long will it take Marie to finish the mowing if she works alone? \n" ); document.write( "
Algebra.Com's Answer #551726 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! \r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |