Mathematics, 04.02.2020 00:46 BeautyxQueen
Two balls are drawn in succession out of a box containing 2 red and 5 white balls. find the probability that at least one ball was red , given that the first ball was:
(a) replaced before the second draw.
(b) not replaced before the second draw.
Answers: 3
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Two balls are drawn in succession out of a box containing 2 red and 5 white balls. find the probabil...
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