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    Question

    In the following question, select the related number

    from the given alternatives. 72 : 11 :: 65: ?
    A 39 Correct Answer Incorrect Answer
    B 24 Correct Answer Incorrect Answer
    C 29 Correct Answer Incorrect Answer
    D 31 Correct Answer Incorrect Answer

    Solution

    Second number = (first digit of first number) + (second digit of first number)²

    For '72: 70': = 7 + (2)² = 11.

    Similarly, for '65: ?': = 6 + (5)² = 31.

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