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.

24, 4 6, 12 12, 8 6, 16

6, 12

24, 4 = 24 × 4 = 96 6, 12 = 12 × 6 = 72 (odd) 12, 8 = 12 × 8 = 96 6, 16 = 6 × 16 = 96