There is no fixed ratio.
It is 15/24. This can be simplified to 5/8 but often the unsimplified version is easier to work with.
It is 24:1 or 24/1.
1 and 2
It is 32/24 = 1.33... recurring.
15:24 is not equal to the ratio 15 to 25.
There is no fixed ratio.
15/24 = 15÷3/24÷3 = 5/8 or 5 : 8
2 : 15
It is: 5 to 8
The ratio is 8 to 30 or 4 to 15 simplified
15:30
8 to 5
5:8
girls = 15 boys = 42 - 15 = 27 ratio of girls to boys = 15/27
5/8
66.67%