2. Questions Bank
  3. 7th Class
  4. Mental Ability
  5. Classification

7th Class Mental Ability Classification Question Bank Classification

  • question_answer
    Three of the following four are alike in a certain way and so form a group. Which is the one that does not belong to the group?

    A) 43                   

    B)   53

    C) 63     

    D)   73

    E) None of these

    Correct Answer: C

    Solution :

    Explanation Option [c] is correct. All other numbers except 63 are prime numbers.            


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