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A bag contains seven green marbles and four yellow marbles.• 2a) If you randomly pick a marble and then pick a second marble without returning the marble to the bag, what is the probability the firstmarble is yellow and the second marble is green?• 3b) If you return the first marble to the bag before picking another marble, what is the probability the first marble is yellow and the secondmarble is green?%DULUa) PIY and G without replacing) = type your answer...$6; b) PIY and G with replacing) = type your answer.4Instructions

Sagot :

[tex]\begin{gathered} green=7 \\ \text{yellow}=4 \\ \text{Total}=7+4 \\ \text{Total}=11 \\ a) \\ \text{First yellow} \\ P=\frac{4}{11} \\ \text{Second gre}en \\ 11-1=10 \\ P=\frac{7}{10} \\ b)\text{ } \\ \text{First yellow} \\ P=\frac{4}{11} \\ \text{Second gre}en \\ P=\frac{7}{11} \end{gathered}[/tex]

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