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3, 12,27,48, 75, 108,?

A. 147

B. 162

C. 183

D. 192

Answer: Option A

Solution(By Examveda Team)

The terms of the given series are 3 x l2, 3 x 22, 3 x 32, 3 x 42, 3 x 52, 3 x 62,.....
So, missing term = 3 x 72 = 3 x 49 = 147.

This Question Belongs to Competitive Reasoning >> Series Completion

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Comments ( 1 )

  1. Anbu Raj
    Anbu Raj :
    3 years ago

    3,12,27,48,75,108,----
    diff b/w------>3,12 is 9
    diff b/w ----->12,27 is 15
    diff b/w---- >27,48 is 21
    diff b/w------>48,75 is 27
    diff b/w----->75,108 is 33
    here 9,15,21,27,33
    diff b/w----->9,15 is 6
    diff b/w----->15,21 is 6
    diff b/w------>21,27 is 6
    diff b/w ---->27,33 is 6
    so Ans is 108+33+6=147

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