Four pairs of numbers have been given, out of which three are alike in some manner, while one is different. Choose out the odd one.
Answer & explanation
Correct answer: option 6
Option 1: (3 + 8) = 11 ⇒ 112 = 121
Option 2: (5 + 7) = 12 ⇒ 122 = 144
Option 3: (4 + 2) = 6 ⇒ 62 ≠ 37
Option 4: (2 + 8) = 10 ⇒ 102 = 100