Respuesta :
We can make it into a ratio here: 25:15, with each of the numbers saying the gender. We can simplify this ratio into 5:3, because we can divide it into 5s.
girls to boys 25:15
boys to girls 15:25
girls to total 25:40
boys to total 15:40
boys to girls 15:25
girls to total 25:40
boys to total 15:40