1) 20/45 = 4/9

14/35 = 2/5

32/44 = 8/11

77/176 = 7/16

12/144 = 5/48

75/200 = 3/8

15/108 = 5/36

70/180 = 7/18

20/225 = 4/45

2) 75/90 = 5/6

77/99 = 7/9

15/60 = 1/4

1 10/72 = 41/36

2 96/108 = 26/9

1 70/140 = 3/2

3 45/120 = 27/8

1 125/225 = 14/9

5 39/51 = 98/17