11, 10, ?, 100, 1001, 1000, 10001
A. 101
B. 110
C. 111
D. None of these
Answer: Option A
Solution(By Examveda Team)
The pattern is - 1, x 10 + 1, - 1, x 10 + 1, - 1, x 10 + 1, .....So, missing term = 10 x 10 + 1 = 101.
This Question Belongs to Competitive Reasoning >> Series Completion
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