Grading Scale
98%-100% A+ 88%- 89% B+ 78%- 79% C+ 68-69% D+
93%-97% A 83%-87% B 73%-77% C 63%- 67% D
90%- 92% A- 82%- 80% B- 72%- 70% C- 62%- 60% D-
59%-0% F