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There are 12 marbles in a box. 8 are purple, and 4 are green. What is the probability of picking a purple marble and then a green marble, without replacing the first marble?​

There are 12 marbles in a box. 8 are purple, and 4 are green. What is the probability-example-1
User Jerilyn
by
5.5k points

1 Answer

7 votes

Answer: 8/33

Explanation:

So the probability of picking a purple marble is 8/12, after that there are 11 marbles left in the box

Now the probability of picking a green marble without placing the first marble back is 4/11

So the probability of doing both is 8/12 x 4/11 = 8/33

User ALFmachine
by
7.0k points
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