done

src/InvalidTestScore.java

@@ -1,3 +1,7 @@
+/**
+ * InvalidTestScore is a custom exception for the TestScores class. It is thrown when a score does not fall in valid
+ * range
+ */
 public class InvalidTestScore extends IllegalArgumentException {
     public InvalidTestScore(String message) {
         super(message);

src/Main.java

@@ -32,6 +32,26 @@ public class Main {
     }
 
     public static void main(String[] args) {
+        // Main for q1
+        // Test are 2 test score arrays that will throw the exception when we try to get the averages
+        int[] arr1 = {90, 91, -2, 21, 99};
+        int[] arr2 = {90, 91, 101, 21, 99};
+        try{
+            TestScores t1 = new TestScores(arr1);
+            System.out.println(t1.getAverage());
+        }
+        catch (Exception e) {
+            System.out.println(e.getMessage());
+        }
+        ////
+        try{
+            TestScores t2 = new TestScores(arr2);
+            System.out.println(t2.getAverage());
+        }
+        catch (Exception e) {
+            System.out.println(e.getMessage());
+        }
+
 
 
         // Main for Q2