A bag contains 5 blue marbles, 6 red marbles, and 9 green marbles. Two marbles are drawn at random, one at a time and without replacement. What is the probability of selecting two red marbles?

A.) 9/20

B.) 3/38

C.) 1/19

D.) 11/20

Question

27 September, 15:28

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Answers (1)

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Janet Bell · Answer 1

Should be C. 1/19. because if there's 20 maebles in the bag and without replacing the marble then it actually would be 2/18

A bag contains 5 blue marbles, 6 red marbles, and 9 green marbles. Two marbles are drawn at random, one at a time and without replacement. What is the probability of selecting two red marbles?A.) 9/20B.) 3/38C.) 1/19D.) 11/20