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6, 13, 25, 51, 101, ?

A. 201

B. 202

C. 203

D. 205

Answer: Option C

Solution(By Examveda Team)

The pattern is x 2 + 1, x 2 - 1, x 2 + 1, x 2 - 1,.....
So, missing term = 101 x 2 + 1 = 203.

This Question Belongs to Competitive Reasoning >> Series Completion

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Comments ( 2 )

  1. Simran Raj
    Simran Raj :
    2 years ago

    4,27,16,125,36

  2. Homic Mondal
    Homic Mondal :
    4 years ago

    >6x2+13=25
    >13x2+25=51
    >25x2+51=101
    >THEN
    the missing number is=51x2+101=102+101=203

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