document.write( "Question 675996: A boat travels 140 miles going upstream and takes 10 hours. Then travels the same distance downstream in 5 hours.
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Algebra.Com's Answer #420169 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi
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document.write( " D = rt    0r  r = D/t
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document.write( " r - c  = 14  
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document.write( " r + c =  28  
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document.write( "  2r = 42
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document.write( "   r = 21mph  and c = 7mph    \n" );
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