| Question | Four number-pairs have been given, out of which three are alike in some manner and one is different. Select the number- pair that is different. | |
| Type | multiple_choice | |
| Option | 761 : 617 : 176 | incorrect |
| Option | 416 : 641 : 461 | incorrect |
| Option | 236 : 325 : 263 | correct |
| Option | 189 : 198 : 819 | incorrect |
| Solution | Except (c) all other are inter change of numbers. | |
