1)42/24 = 21/12 = 7/435/77 = 5/1148/60 = 4/572/96 = 3/456/70 = 4/5
2)72/90 = 4/560/105 = 4/745/150 = 3/1084/120 = 7/1096/100 = 24/25
1)
42/24 = 21/12 = 7/4
35/77 = 5/11
48/60 = 4/5
72/96 = 3/4
56/70 = 4/5
2)
72/90 = 4/5
60/105 = 4/7
45/150 = 3/10
84/120 = 7/10
96/100 = 24/25