In some 4.0 grading systems, a student's grade point average (GPA) is calculated by assigning letter grades the following numerical values. A = 4.00 B− = 2.67 D+ = 1.33 A− = 3.67 C+ = 2.33 D = 1.00 B+...

In some 4.0 grading systems, a student's grade point average (GPA) is calculated by assigning letter grades the following numerical values.

Use this grading system to find this student's GPA. Round to the nearest hundredth.


Tessa's cumulative GPA for 3 semesters was 3.28 for 46 course units. Her fourth semester GPA was 3.76 for 12 course units. What is Tessa's cumulative GPA for all 4 semesters?