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Probability 22 Online
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 two bags,a single draw of 2 ball is made. What is the probability that one is white and other is black?

OpenStudy (nubeer):

|dw:1350452118617:dw| your tree diagrram should be like this but i am not quite sure how to solve it..

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