SOLUTION: A bag contains 6 red marbles,9 blue marbles,and 5 green marbles.you withdraw one marble,replace it'and then withdraw another marble.what is the probability that you do not pick two
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Question 267508: A bag contains 6 red marbles,9 blue marbles,and 5 green marbles.you withdraw one marble,replace it'and then withdraw another marble.what is the probability that you do not pick two green marbles?
Answer by drk(1908) (Show Source): You can put this solution on YOUR website!
There are 15 non green marbles.
P(non green) = 15/20
P(non green and then non green) = (15/20)*(15/20) = 225/400 = 9/16
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