9. You have a bag with 3 red marbles, 4 blue marbles, and 5 green marbles. You draw 2 marbles out of the bag. Without replacing the first marble drawn from the bag, find each of the following probabilities.

P (blue, then blue) P (red, then green)

Question

22 May, 15:15

+3

Answers (2)

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Amelia · Answer 1

P (blue, then blue):

4/12*3/11

1/3*3/11

1/11

P (red, then green):

3/12*5/11

1/4*5/11

5/4/11

5/44

Reed Garza · Answer 2

P (BB) = (4/12) (3/11) = 12/132=1/11

P (RG) = (3/12) (5/11) = 15/132=5/44

9. You have a bag with 3 red marbles, 4 blue marbles, and 5 green marbles. You draw 2 marbles out of the bag. Without replacing the first marble drawn from the bag, find each of the following probabilities.P (blue, then blue) P (red, then green)