A math teacher just announced that, by the end of the semester, all students should score above 85% on the final exam. There are 30 students in the class. Here are the grades of the students:

15 students scored above 90%.

8 students scored between 85% and 90%.

4 students scored between 80% and 85%.

3 students scored below 80%.

How many students met the teacher's goal?

15 students scored above 90%.

8 students scored between 85% and 90%.

4 students scored between 80% and 85%.

3 students scored below 80%.

How many students met the teacher's goal?