New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    TYPE 38

    There are (m + 5) red roses, (m + 11) white roses and

    ‘m’ pink roses in a bag. If the probability of picking a pink rose is 5/23, then find the value of ‘m’.
    A 18 Correct Answer Incorrect Answer
    B 10 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 + 5 + m + 11 + m)} = 5/23 => m = 80/8  => m = 10

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