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

4th Class Mental Ability Classification Question Bank Classification

  • question_answer
    Find the odd one out.

    A) 8766                  

    B)        8655

    C) 4322                   

    D)        6544

    E) None of these

    Correct Answer: B

    Solution :

    Explanation: (b) is correct.
    (a) \[8\xrightarrow{1}7\xrightarrow{1}6\xrightarrow{+0}6\]
    (b) \[8\xrightarrow{2}6\xrightarrow{1}5\xrightarrow{+0}5\]
    (c) \[4\xrightarrow{1}3\xrightarrow{1}2\xrightarrow{+0}2\]
    (d) \[6\xrightarrow{1}5\xrightarrow{1}4\xrightarrow{+0}4\]
    Hence, option (b) is the odd one.


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