Odd one out
3/18
1/6
8/54
5/30
Odd one out
9/20
12/30
2/5
4/10
Odd one out
21/30
42/60
7/10
72/90
Odd one out
5/6
40/56
55/66
15/18
Odd one out
16/21
16/24
2/3
22/33
Odd one out
2/4
14/26
6/12
4/8
Odd one out
3/4
75/100
21/24
12/16
Odd one out
4/5
24/30
80/100
32/45
Odd one out
3/5
21/35
27/35
24/40
Odd one out
21/27
175/225
164/216
7/9
Odd one out
5/8
125/200
60/100
25/40
Odd one out
1/3
5/15
6/18
8/21
Odd one out
8/15
28/49
12/21
4/7
Odd one out
36/96
15/40
21/54
3/8
Odd one out
7/24
3/12
4/16
1/4