One term in the number series is wrong. Find out the wrong term.
89, 78, 86, 80, 85, 82, 83
A. 83
B. 82
C. 86
D. 78
Answer: Option C
Solution (By Examveda Team)
The correct pattern is - 11, + 9, - 7, + 5, - 3, + 1.So, 86 is wrong and must be replaced by (78 + 9) i.e. 87.
This Question Belongs to Competitive Reasoning >> Series Completion
Join The Discussion