RRB NTPC · Question 96
Four letter clusters have been given, out of which three are alike in some manner and one is different. Select the odd one.
Show answer & explanation
Answer: (C) MNPO
Explanation
IKJL, EGFH and ACBD follow +2, −1, +2 (e.g. A→C→B→D). MNPO follows +1, +2, −1, so it is different.