GRADES   The number is the lowest percent for that grade.

A+    99.5

A     99.4-92.5 

A-    92.4-89.5

B+   89.4-86.5

B     86.4-82.5

B-   82.4-79.5

C+  79.4-76.5

C    76.4-72.5

C-   72.4-69.5

D+  69.4-66.5

D    66.4-62.5

D-  62.4-59.5