A bag contains 3 red, 5 black, and 4 white marbles. What is the probability of picking a black marble, keeping it, and then picking a red marble?

Krishna Kishore asked Dec 28, 2023

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30 votes

Krishna Kishore asked Dec 28, 2023

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18 votes

Explanation:

1/12 for black marble

1/11 for red marble

cause you kept the black marble you didn't put it back to the bag.

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