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AnilSinghBora
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A jar contains 24 marbles, some are green and others are blue. If a marble is drawn at random from the jar, the probability that it is green is ⅔. Find the number of blue balls in the jar. Q.5

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Hello sir i want the solution of the question from the optional chapter of Probability chapter of exercise 15.2 of question no 5 give me the best solution for this question A jar contains 24 marbles, some are green and others are blue. If a marble is drawn at random from the jar, the probability that it is green is ⅔. Find the number of blue balls in the jar.

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  1. Total marbles = 24

    Let the total green marbles = x

    So, the total blue marbles = 24-x

    P(getting green marble) = x/24

    From the question, x/24 = ⅔

    So, the total green marbles = 16

    And, the total blue marbles = 24-x = 8

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