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Bag I: 2 white, 3 red; Bag II: 4 white, 5 red. A white ball is drawn. P(Bag II)?
A9/19
B10/19
C2/9
D4/9
Answer & Solution
Correct answer: B. 10/19
P(Bag II | white) = (2/9) / (19/45) = 10/45 / (19/45) = 10/19.
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