The preschool class has 18 students in the 3-year-old class. There are 3 full-time teachers and 1 half-time teacher for this group of children. What is the ratio of students per teacher rounded to the nearest whole number?

(2, 4) (2, 1) (6, 12) (4, -5) (-2, 4) |(2, -4) (6, -12) (-4,5) quadrilateral abcd is reflected over the x-axis. quadrilateral abcd is translated 2 units right and 1 unit down. quadrilateral abcd is dilated by a scale factor of 3. quadrilateral abcd is rotated 180° clockwise about the origin. reset next