Fix issue with grade ranges being incorrect

Signed-off-by: Gary Kim <[email protected]>

Author: gary-kim

src/js/helpers.js

@@ -51,15 +51,15 @@ function grade_fp(grade) {
 const avaliableGrades = ["A+", "A", "B+", "B", "C+", "C", "D+", "D", "F"];
 
 const fprange = {
-    '0-15': 'F',
-    '15-25': 'D',
-    '25-35': 'D+',
-    '35-45': 'C',
-    '45-55': 'C+',
-    '55-65': 'B',
-    '65-75': 'B+',
+    '85-90': 'A+',
     '75-85': 'A',
-    '85-90': 'A+'
+    '65-75': 'B+',
+    '55-65': 'B',
+    '45-55': 'C+',
+    '35-45': 'C',
+    '25-35': 'D+',
+    '15-25': 'D',
+    '0-15': 'F'
 };
 
 function fpToGrade(finalPercent) {