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    Question

    There are (m + 7) red roses, (m + 11) white roses and

    ‘m’ pink roses in a bag. If the probability of picking a pink rose is 5/18, then find the value of ‘m’.
    A 28 Correct Answer Incorrect Answer
    B 40 Correct Answer Incorrect Answer
    C 25 Correct Answer Incorrect Answer
    D 30 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    According to question, => {m/(m + 7 + m + 11 + m)} = 5/18 => m = 90/3  => m = 30

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