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English and Logical Reasoning Prep GuideLogical ReasoningClassification

Directions: In this type of questions, certain pairs/groups of numbers are given out of which all except one are similar in some manner while one is different. The numbers in these similar pairs/groups may have the same property or may be related to each other according to the same rule. The candidate is required to choose the odd pair/group. Which Pair does NOT belong with the others?

Options

  1. A15 : 63
  2. B22 : 91
  3. C23 : 95
  4. D31 : 97

Correct answer

D. 31 : 97

Step-by-step solution

In all other pairs, 2nd number = (1st number × 4) + 3. Hence, option D is correct.

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