Number 6 and 8 thx :)))))
6 is 6/16, 9/16, 12/16, 15/168 is16/18, 15/18, 14/18, 13/18I hope this helps! If you want I can elaborate :)
6) 3/8,9/16,3/4,15/168) 8/9, 5/6, 7/9, 13/18