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Mathematics 5 Online
OpenStudy (anonymous):

what is the probability of selecting a red marble, setting it aside, and then selecting a blue marble? blue-7 red-4 green-5

OpenStudy (anonymous):

I'm pretty positive it is red- 1 out of 16 then blue is - 1 out of 15 because set aside the first one you pulled out.

OpenStudy (anonymous):

thx!

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