Question : Directions: In the following question, find the odd number pair in the given alternatives.
Option 1: 7 – 81
Option 2: 9 – 121
Option 3: 11 – 169
Option 4: 5 – 47
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Correct Answer: 5 – 47
Solution : Let's check the options – First option: 7 – 81→(7 + 2) 2 = (9) 2 = 81 Second option: 9 – 121→(9 + 2) 2 = (11) 2 = 121 Third option: 11 – 169→(11 + 2) 2 = (13) 2 = 169 Fourth option: 5 – 47→(5 + 2) 2 = (7) 2 = 49 ≠ 47
So, the fourth option does not follow the pattern. Hence, the fourth option is correct.
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