railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Logical Reasoning Classification Number Based
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 from the rest.
1
28 : 784
2
19 : 361
3
23 : 539
4
17 : 289