| Question | Four letter-clusters have been given, out of which three are alike in some manner and one is different. Select the letter- cluster that is different. | |
| Type | multiple_choice | |
| Option | NVH – KUK | incorrect |
| Option | CWX – AVZ | correct |
| Option | REA – ODD | incorrect |
| Option | TXB – QWE | incorrect |
| Solution | Except (b) all follow -3, -1, +3 Sequence. | |
