The number of students with green eyes is 8 students.
How many students have green eyes?
If
one eye = 4 students
The number of students with brown eyes = 4(5)
= 20 students
The number of students with green eyes = 4(2)
= 8 students
The number of students with blue eyes = 4(3)
= 12 students
The number of students with hazel eyes = 4(1)
= 4 students
Therefore, 8 students have green eyes