Posted by Anonymous on Sunday, January 29, 2012 at 7:41pm.
a bag contains 3 red marbles and 6 green marbles a marble is drawn and then replaced a second marble is drawn and replaced and then a third marble is drawn what is the probability that a red marble is drawn all 3 times?

Algebra 2  Reiny, Sunday, January 29, 2012 at 9:20pm
(3/9)(3/9)(3/6) = 1/27
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