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      Question

      Select the option that is related to the third number in

      the same way as the second number is related to the first number. 21 : 484 :: 13 : ?
      A 196 Correct Answer Incorrect Answer
      B 169 Correct Answer Incorrect Answer
      C 216 Correct Answer Incorrect Answer
      D 324 Correct Answer Incorrect Answer

      Solution

      The logic is that the square of first number results in second number. (21 + 1)² = 22² = 484 (13 + 1)² = 14² = 196

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