lamboqueen1012 lamboqueen1012

21-07-2018
Mathematics

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Six red marbles, 4 green marbles and 2 blue marbles are placed in a jar. What is the probability of selecting a red marble and then another red marble given the first marble is not returned to the jar after it is drawn?

2/11

5/22

2/33

5/33

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konrad509 konrad509

21-07-2018

[tex] |\Omega|=12\cdot11=132\\
|A|=6\cdot5=30\\\\
P(A)=\dfrac{30}{132}=\dfrac{5}{22} [/tex]

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