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  5. Inserting Missing Number

8th Class Mental Ability Inserting Missing Number Question Bank Inserting Missing Number

  • question_answer
    Insert the missing number:
    8 7 5
    10 7 5
    9 7 ?

    A) 2                        

    B)        5

    C) 20                        

    D)        25

    E) None of these

    Correct Answer: B

    Solution :

    Explanation Option [b] is correct. In the column from top to bottom \[98=1\] and \[9+1=10\] \[77=0\] and \[7+0=7\] Hence, \[55=0\] and \[5+0=5\]


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