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Discussion :: Number Series

  1. 664, 332, 340, 170, ____, 89. What number should fill the blank?

  2. A.

     85

    B.

     97

    C.

     109

    D.

     178

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    Answer : Option D

    Explanation :

    This is an alternating division and addition series: First, divide by 2, and then add 8.


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