1/2 and 2/4
1/2,2/4,3/6,4/8,5/10,6/12,7/14,9/18,10/20, 11/22,12/24,13/26,14/28,15/30
11 over 16, as 10 over 16 is the equivelant to 5 over 8.
They are: 14/16 and 21/24
They are: 16/18 and 24/27
4 over 8 and 2 over 4
3 over 4 and 12 over 16
16 over 18 and 24 over 27
2 over 8 and 4 over 16
There are infinitely many fractions. Two examples are 210/480 and 7/16
6/8 and 3/4
160/180 and 1600000000/1800000000
8/10 16/20