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OpenStudy (anonymous):
A bag contains 5 white and 3 black balls. Another bag contains 4 white and 5 black balls. From any one of these 2 bags, 2 balls are drawn at random at one time. What is the probability that the 2 drawn balls are white and black?
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OpenStudy (anonymous):
1st find out the prob that both balls form bag 1 will be white?
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