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2 grey cards 7 yellow cards 5 pink cards what is the probability of selecting a card that is not grey, not replacing it, then selecting one that is pink ?
18.3k views
13 votes
2 grey cards

7 yellow cards
5 pink cards

what is the probability of selecting a card that is not grey, not replacing it, then selecting one that is pink ?

User Andy Ray
by
4.9k points

1 Answer

3 votes
  • P(G)=2
  • P(Y)=7
  • P(P)=5

Now

  • Total=E=7+5+2=12+2=14

Now

  • P(G')=14-2=12

Probability of not selecting gray =12/14

Now

But pink is in 5

  • P(P)=5/12
User Dr VComas
by
5.1k points
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