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There are 3 black marbles and 4 red marbles in a bag.

B. What is the probability that you will pick TWO black marbles out of the bag, without replacing the first one chosen?
C. What is the probability of picking a black marble, replacing it back in the bag, and then choosing another black marble

User Sgiri
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1 Answer

4 votes
The probability of drawing a black marble is 1 in 4.
User Derek Dysart
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