Update src/TimeTable.py, README.md files

src/TimeTable.py

@@ -209,7 +209,7 @@ class TimeTable(object):
                             else:
                                 if course.getType() == "TEA":
                                     worksheet.write_number(row, col + 7, course.getDuration() * 0.015 * 15)
-                                    totalDurationHETD += course.getDuration() * 0.015
+                                    totalDurationHETD += course.getDuration() * 0.015 *15
                     row += 1
                     totalDuration += course.getDuration()
 
@@ -252,4 +252,4 @@ class TimeTable(object):
         worksheet.write_number(row+1, 15, CM+TD+TP+TEA, cell_format)
         worksheet.write_number(row+1, 16, CM*1.5+TD+TP*2/3+TEA*0.015*15, cell_format)
 
-        workbook.close()
\ No newline at end of file
+        workbook.close()