Four number-pairs have been given, out of which three are alike in some manner and one is different. Select the one that is different.

  1. 548 - 105
  2. 113 - 15
  3. 166 - 73
  4. 316 - 46

Answer (Detailed Solution Below)

Option 2 : 113 - 15
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SSC CPO : General Intelligence & Reasoning Sectional Test 1
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Detailed Solution

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The pattern followed here is,

Option 1 → 52 + 42 + 82 = 105

Option 2 → 12 + 12 + 32 = 11 ≠ 15

Option 3 → 12 + 62 + 62 = 73

Option 4 → 32 + 12 + 62 = 46

All option follows the same pattern, except ‘113 - 15’

Hence, "113 - 15" is the correct answer.
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