a bag contains 6 red marbles, 9 blue marbles, and 4 green marbles. what is the p

Question

a bag contains 6 red marbles, 9 blue marbles, and 4 green marbles. what is the probability of that a randomly selected marble is blue? Write your answer as a reduced fraction. a bag contains 6 red marbles, 9 blue marbles, and 4 green marbles. what is the probability of that a randomly selected marble is blue? Write your answer as a reduced fraction. a bag contains 6 red marbles, 9 blue marbles, and 4 green marbles. what is the probability of that a randomly selected marble is blue? Write your answer as a reduced fraction.

Explanation / Answer

Number of blue marbles = 9

Total number of marbles = 6 + 9 + 4 = 19

Number of events favourable to the occurrence = number of combinations of blue marble = 9.

Total number of events = Total number of marbles = 19

So, Probability of blue marble = 9/19.

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