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    1. Home
    2. Questions
    3. Quantitative Aptitude
    4. Wrong Series
    5. Find the wrong number in the given number series. 2, 3, 5, 7, 11, 13, 17, 20

    Question

    Find the wrong number in the given number series.

    2, 3, 5, 7, 11, 13, 17, 20
    A 2 Correct Answer Incorrect Answer
    B 17 Correct Answer Incorrect Answer
    C 13 Correct Answer Incorrect Answer
    D 20 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    This is a prime series. All are primes except 20.

    Wrong Number = 20

    Correct Number = 19

    Practice Next
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    Relevant for Exams:

    • IBPS RRB PO

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