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July 31, 2014

July 31, 2014

Posted by **Anonymous** on Tuesday, May 29, 2012 at 4:01pm.

a. 10/13

b. 9/13

c. 24/169

d. 24/13

- math -
**MathMate**, Tuesday, May 29, 2012 at 4:29pmP(R)=6/13

P(B)=4/13

Since the marble is returned to the bag, the first and the second picks are independent events, and probability of both happening is the product of the two probabilities.

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