42:12=? 96:16=? 90:18=? 86:16= ? 57:8=? 55:3=? 35:8=? 92:18=? 39:5=?

42:12=3,5 96:16=6 90:18=5 86:16=5,375 57:8=7,125 55:3=18,3... 35:8=4,25 92:18=5,1... 39:5=7,8

2 6 5 5 6/16 7 1/8 18 1/3 4 3/8 5 2/18 7 4/5