MathGame Project finished

Rakenkode.MathGame/Rakenkode.MathGame.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Rakenkode.MathGame", "Rakenkode.MathGame\Rakenkode.MathGame.csproj", "{A6E9053C-DFA6-44F4-AECA-B67B162FA2FC}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{A6E9053C-DFA6-44F4-AECA-B67B162FA2FC}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{A6E9053C-DFA6-44F4-AECA-B67B162FA2FC}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{A6E9053C-DFA6-44F4-AECA-B67B162FA2FC}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{A6E9053C-DFA6-44F4-AECA-B67B162FA2FC}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+EndGlobal

Rakenkode.MathGame/Rakenkode.MathGame/Game.cs

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+namespace Rakenkode.MathGame;
+
+public class Game
+{
+    private double _rating = 0;
+    public double Rating
+    {
+        get { return _rating; }
+    }
+    public int Duration { get; set; }
+    public GameType GameType { get;}
+    public Question[] Questions;
+
+    public Game(GameType gameType, int numberOfQuestions)
+    {
+        GameType = gameType;
+        Questions = new Question[numberOfQuestions];
+        Questions = Question.CreateProblems(gameType, numberOfQuestions);
+    }
+
+    public void Evaluate()
+    {
+        int score = 0;
+
+        for (int i = 0; i < Questions.Length; i++)
+        {
+            if (Questions[i].IsPlayerCorrect())
+                score++;
+        }
+        _rating = Math.Round((score / (double) Questions.Length) * 100, 1);
+    }
+}
+
+public enum GameType
+{
+    Addition = 0,
+    Subtraction = 1,
+    Multiplication = 2,
+    Division = 3,
+    Random = 4
+}