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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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