Posted by **Ali** on Tuesday, March 2, 2010 at 5:32pm.

What is the probability of drawing a red checker from a bag of 9 black checkers and 6 red checkers, replacing it, and drawing it again?

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**bobpursley**, Tuesday, March 2, 2010 at 5:52pm
Pr=(6/15)(6/15)

- math -
**Michelle**, Wednesday, March 10, 2010 at 5:16pm
6/9

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