Ratio form just involves a colon sign which represents the word "to" just like you have it in your question
11:15 is the ratio form
0.7333 is in decimal form
11/15 is in fraction form
11 to 3 is in its simplest form.
2/5
3 to 5
15 to 4
10 to 15 in its simplest form is 2 to 3
The ratio 44 to 12 in simplest form is 11 to 3.
11 to 3 is in its simplest form.
8:15 is already in simplest form.
15/17 is the simplest form.
5 : 11
11/15 is the simplest form.
15 to 1
11:7
7/11
11/15
It is 6 to 11 in its simplest form
It's already in its simplest form