document.write( "Question 725880: Sam can unload a truck of furniture in 6 hours. Working together, it takes Sam and Matthew 2 hours to do the same job. How long would it take Matthew to do the job by himself?\r
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document.write( "Rob can deliver papers 4 times as fast as his younger brother. If they work together, it takes them 2 hours. How long would it take each to deliver the papers alone? \n" );
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Algebra.Com's Answer #444382 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! 2/6+2/x=1\r \n" ); document.write( "\n" ); document.write( "and \n" ); document.write( "4b=r \n" ); document.write( "2/4b= +2/b=1 \n" ); document.write( " \n" ); document.write( " |