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Calculating probability. A] Rolling a 4, and then rolling again so that sum is 10. B] Selecting a red marble from a bag of five red and five blue marbles and then selecting a blue marble [ without replacing
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Calculating probability.

A] Rolling a 4, and then rolling again so that sum is 10.
B] Selecting a red marble from a bag of five red and five blue marbles and then selecting a blue marble [ without replacing the red marbles first]​

User Lorah Attkins
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6.2k points

1 Answer

6 votes

A] 1/3

B]
(5)/(10)×
(5)/(9\\)=
(25)/(90)=
(5)/(18)

User Alex Khimich
by
5.8k points
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