done

src/main/java/core/basesyntax/Application.java

@@ -3,5 +3,9 @@
 public class Application {
     public static void main(String[] args) {
         // create three balls using class Lottery and print information about them in console
+        Lottery[] balls = { new Lottery(), new Lottery(), new Lottery() };
+        for (Lottery ball : balls) {
+            System.out.println(ball.getRandomBall());
+        }
     }
 }

src/main/java/core/basesyntax/Ball.java

@@ -0,0 +1,27 @@
+package core.basesyntax;
+
+public class Ball {
+    private Colors color;
+    private int number;
+
+    public void setColor(Colors color) {
+        this.color = color;
+    }
+
+    public String getColor() {
+        return this.color.toString();
+    }
+
+    public void setNumber(int number) {
+        this.number = number;
+    }
+
+    public int getNumber() {
+        return this.number;
+    }
+
+    @Override
+    public String toString() {
+        return super.toString();
+    }
+}

src/main/java/core/basesyntax/ColorSupplier.java

@@ -1,7 +1,12 @@
 package core.basesyntax;
 
+import java.util.Random;
+
 public class ColorSupplier {
-    public String getRandomColor() {
-        return null;
+    public String getRandomColor(Ball ball) {
+        Random random = new Random();
+        int index = random.nextInt(Colors.values().length);
+        ball.setColor(Colors.values()[index]);
+        return ball.getColor();
     }
 }

src/main/java/core/basesyntax/Colors.java

@@ -0,0 +1,10 @@
+package core.basesyntax;
+
+public enum Colors {
+    Red,
+    Blue,
+    Green,
+    Yellow,
+    Orange,
+    Black
+}

src/main/java/core/basesyntax/Lottery.java

@@ -0,0 +1,14 @@
+package core.basesyntax;
+
+import java.util.Random;
+
+public class Lottery {
+    public String getRandomBall() {
+        Ball ball = new Ball();
+        ColorSupplier colorSupplier = new ColorSupplier();
+        colorSupplier.getRandomColor(ball);
+        int randomValue = new Random().nextInt(100);
+        ball.setNumber(randomValue);
+        return ball.getColor() + " " + ball.getNumber();
+    }
+}