It is B/24. Whether or not that can be reduced depends on the value of B.
The fraction 17/5.
It is: 6 to 5
4/1
2/3
The ratio of 6 to 22 is 3 to 11. That is the lowest that this fraction can be broken down to.
6/7
24/18 = 4/3
3 feet = 36 inches 36/48 = 3/4
The fraction 17/5.
1:5
It is: 6 to 5
4/1
16:13 inches.
4/3
2/5
16-9
8/7