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      Question

      Three of the following four options are alike in a

      certain way and thus form a group. Which is the option that does NOT belong to that group? (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits.)
      A 4 - 2 - 72 Correct Answer Incorrect Answer
      B 5 - 3 - 152 Correct Answer Incorrect Answer
      C 2 - 6 - 210 Correct Answer Incorrect Answer
      D 3 - 4 - 91 Correct Answer Incorrect Answer

      Solution

      The sum of the cubes of the first and second numbers equals the third number. Option A: '4 - 2 - 72' β†’ 4Β³ + 2Β³ = 64 + 8 = 72 Option B: '5 - 3 – 152’ β†’ 5Β³ + 3Β³ = 125 + 27 = 152 Option C: '2 - 6 - 210' β†’ 2Β³ + 6Β³ = 8 + 216 = 224 β‰  210 Option D: '3 - 4 - 11'β†’ 3Β³ + 4Β³ = 27 + 64 = 91

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