25. In the Garden School, 300 students are playing games in groups on the playground, with 3 people in each group. Among them, there are 27 groups with only 1 girl, and 42 groups with 2 or 3 boys, and the number of all-girl groups is the same as all-boy groups. Then, among these 300 students, there are $\qquad$ girls.
$158$