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 3
Except option (3), product of digits are same in all other options.
Like;
Option 1: (4 × 4) = (8 × 2)
Option 2: (3 × 5) = (5 × 3)
Option 3: (5 × 6) ≠ (7 × 4)
Option 4: (3 × 8) = (6 × 4)