classes: lecturer. the number of students too large for a class should be reduced by about 30 - 50 students. curriculum. the number of students too large for a class should be reduced by about 30 - 50 students. facility. the number of students too large for a class should be reduced by about 30 - 50 students. general. the number of students too large for a class should be reduced by about 30 - 50 students.