UPSC NDA I 2023 Mathematics Solved Paper
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Question : 117 of 120
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One bag contains 3 white and 2 black balls, another bag contains 2 white and 3 black balls. Two balls are drawn from the first bag and put it into the second bag and then a ball is drawn from the second bag. What is the probability that it is white ?
[NDA I 2023]
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