document.write( "Question 295624:
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document.write( "A______60_______C____40____B\r
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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
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document.write( "same directions, Alphonse arrives at B exactly 10 seconds before Brigitte arrives at A. How fast was Brigitte running? \n" );
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Algebra.Com's Answer #213051 by richwmiller(17219)![]() ![]() 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. \n" ); document.write( " \n" ); document.write( " |