document.write( "Question 295624:
\n" ); document.write( "A______60_______C____40____B\r
\n" ); document.write( "\n" ); document.write( "Alphonse starts at point A and runs at a constant rate toward point C. At the same time, Brigitte starts at point B and runs toward point C also at a constant rate. They arrive at C at exactly the same moment. If they continue running in the
\n" ); document.write( "same directions, Alphonse arrives at B exactly 10 seconds before Brigitte arrives at A. How fast was Brigitte running?
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Algebra.Com's Answer #213051 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
r*t=d
\n" ); document.write( "I am assuming that the 60 and 40 are distances.
\n" ); document.write( "t=d/r
\n" ); document.write( "60/a=40/b
\n" ); document.write( "60/b=40/a+10
\n" ); document.write( "a=5 b=10/3 =3 1/3 units per second
\n" ); document.write( "We don't know what units are being used.
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