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Discussion :: Probability

  1. Out of 15 consecutive numbers, 2 are chosen at random. The probability that they are both odds or both primes is -.
    2. A.
    10/17
    B.
    10/19
    C.
    46/105
    D.
    11/15
    E.
    Cannot be determined

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    Answer : Option E

    Explanation :

    There is no definite formula for finding prime numbers among 15 consecutive numbers. Hence the probability cannot be determined.

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