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December 19, 2014

December 19, 2014

Posted by **kathy** on Wednesday, March 10, 2010 at 7:45pm.

- algebra -
**drwls**, Wednesday, March 10, 2010 at 8:03pmVb = Va + 6

230/Va = 260/Vb

===================

Vb/Va = 1.1304

1.1304 Va = Va + 6

0.1304 Va = 6

Va = 46 mph

Vb = 52 mph

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