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