A bag contains 4 white and 6 black balls. If 2 balls are drawn in succession without replacement, what is the probability that both balls are white? a. 2/15 b. 3/25 c. 7/20 d. 4/15
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One bag contains 5 white balls and 3 black balls; another bag contains 4 white balls and 6 black balls. If one ball is drawn from each bag, determine the probability (a) that both balls are white. (b) that both balls are black. (c) that one is white and one is black.
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