15, __, 27, 27, 39, 39. What number should fill the blank?
A. 51
B. 39
C. 23
D. 15
Answer: Option D
Solution (By Examveda Team)
In this simple addition with repetition series, each number in the series repeats itself, and then increases by 12 to arrive at the next number.This Question Belongs to Competitive Reasoning >> Number Series Completion
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