57/76=3/4
15/65=3/13
45/81=5/9
32/40=4/5
48/84=4/7
34/85=2/5
15/35=3/7
102/136=3/4
90/126=5/7
3/39=1/13
36/63=4/7
7/63=1/9
20/64=5/16
112/144=7/9
56/140=2/5
10/85=2/17
