SSC CGL 12 Jun 2019 Shift 1 Paper

Question : 18 of 100

Marks: +1, -0

Three of the following four number-pairs are alike in a certain way and one is different. Pick the number-pair that is different from the rest.

Solution:

13: 13^{2}+1=170

11: 11^{2}-1=120

5: 5^{2}-1=24

7: 7^{2}-1=48

Except first, all follow same pattern.

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