Please answer correctly, its in the attachment.

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?