Сравните: 5/7 и 3/5 8/15 и 3/10 4/21 и 3/7 5/28 и 17/56 3/19 и 19/95 7/18 и 47/30

5/7>3/5   (25/35>21/35)       
8/15>3/10  (16/30>9/30)
4/21<3/7   (4/21<9/21)
5/28<17/56   (10/56<17/56)
3/19<19/95    (15/95<19/95)
7/18<47/30     (7/18<1 17/30)