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      Question

      Four numbers have been given, out of which three are

      alike in some manner and one is different. Select the number that is different.
      A (18, 325) Correct Answer Incorrect Answer
      B (22, 485) Correct Answer Incorrect Answer
      C (12, 145) Correct Answer Incorrect Answer
      D (28, 787) Correct Answer Incorrect Answer

      Solution

      18² = 324 + 1 = 325 22² = 484 + 1 = 485 12² = 144 + 1 = 145 28² = 784 + 1 = 785

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