fix: removed final 'else-if' statement;

Author: “A1-4U2T1NN”

lesson_07/conditionals/src/lesson7.ts

@@ -54,23 +54,22 @@ export function convertGpaToLetterGrade(gpa: number): string {
      return "A-";
   }else if(gpa >= 3.3 && gpa < 3.7){
      return "B+";
-  }else if(gpa >= 3 && gpa < 3.3){
+  }else if(gpa >= 3.0 && gpa < 3.3){
      return "B";
   }else if(gpa >= 2.7 && gpa < 3){
       return "B-";
   }else if(gpa >= 2.3 && gpa < 3.7){
      return "C+";
-  }else if(gpa >= 2 && gpa < 2.3){  
+  }else if(gpa >= 2.0 && gpa < 2.3){  
     return "C";
   }else if(gpa >= 1.7 && gpa < 2){
     return "C-";
   }else if(gpa >= 1.3 && gpa < 1.7){
     return "D+";
   }else if(gpa >= 1.0 && gpa < 1.3){
     return "D";
-  }else {
-    return "F";
   }
+    return "F";
 }
 
 /**