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. 15 : 2402. 18 : 3423. 11 : 1324. 16 : 240
Answer» Correct Answer - Option 4 : 16 : 240 The pattern followed is: Option 1 → 15 : 240 → 15 : 15²+ 15 Option 2 → 18 : 342 → 18 : 18²+ 18 Option 3 → 11 : 132 → 11 : 11²+ 11 Option 4 → 16 : 240 → 16 : 16²- 16 All follow the same pattern except, '16 : 240' Hence, '16 : 240' 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. 15 : 2402. 18 : 3423. 11 : 1324. 16 : 240

Answer» Correct Answer - Option 4 : 16 : 240

The pattern followed is:

Option 1 → 15 : 240 → 15 : 15²+ 15

Option 2 → 18 : 342 → 18 : 18²+ 18

Option 3 → 11 : 132 → 11 : 11²+ 11

Option 4 → 16 : 240 → 16 : 16²- 16

All follow the same pattern except, '16 : 240'

Hence, '16 : 240' is the correct answer.