Four number pair have been given, out of which three are alike in some manner and one is different. Select the one that is different.

16 - 30

THE LOGIC;

1) 32 - 45,

Difference between 45 and 32 is 13 which is a odd number.

2) 13 - 16,

Difference between 13 and 16 is 3 which is a odd number.

3) 16 - 30,

Difference between 16 and 30 is 14 which is a even number.

4) 12 - 15,

Difference between 12 and 15 is 3 which is a odd number.

Thus, 16 : 30 is the odd one.