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