Four number-pairs are given out of which three are alike in a certain

1.	Four number-pairs are given out of which three are alike in a certain way and one is different. Select the number-pair that is different from the rest.1. 14 : 1822. 17 : 3063. 19 : 3424. 12 : 132
Answer» Correct Answer - Option 2 : 17 : 306 The pattern followed is: Option 1 → 14 : 182 → 14 : 14²- 14 Option 2 → 17 : 306 → 17 : 17²+ 17 Option 3 → 19 : 342 → 19 : 19²- 19 Option 4 → 12 : 132 → 12 : 12²- 12 All follow the same pattern except, '17 : 306' Hence, '17 : 306' is the correct answer.

Four number-pairs are given out of which three are alike in a certain way and one is different. Select the number-pair that is different from the rest.1. 14 : 1822. 17 : 3063. 19 : 3424. 12 : 132

Answer» Correct Answer - Option 2 : 17 : 306

The pattern followed is:

Option 1 → 14 : 182 → 14 : 14²- 14

Option 2 → 17 : 306 → 17 : 17²+ 17

Option 3 → 19 : 342 → 19 : 19²- 19

Option 4 → 12 : 132 → 12 : 12²- 12

All follow the same pattern except, '17 : 306'

Hence, '17 : 306' is the correct answer.