(9 - 3) , (1/2 - 1/8) , (1/3 - 1/12) , (24 - 6)
Option:
Justification: In all other pairs, the first number is four times the second number.

(9 - 3) , (1/2 - 1/8) , (1/3 - 1/12) , (24 - 6)
Justification: In all other pairs, the first number is four times the second number.