EduGoog
In following questions, one term in number series is incorrect.

Find out the incorrect number 125, 126, 124, 127, 123, 129

Option:
A. 126
B. 124
C. 123
D. 129
Answer: D . 129

Justification:

The sequence is + 1, - 2, + 3, - 4, + 5.
So, 129 is wrong and and must be replaced by (123 + 5)  i.e. 128.

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