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There are 10 marbles. What is the probability of drawing two yellow marbles if the first one is not placed back into the bag before the second draw?
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16 votes
16 votes
There are 10 marbles. What is the probability of drawing two yellow marbles if the first one is not placed back into the bag before the second draw?

User Rkjnsn
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2 Answers

22 votes
22 votes
1/10 for the first marble. For the second, there are 9 marbles left. 1/9 for that marble. But you want the probability for BOTH. So 1/10 times 1/9 = 1.1%
User Medvekoma
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3.3k points
16 votes
16 votes

Answer: 1/10

Explanation:

User Arsalan Ahmed
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