static void Main(string[] args) { double temp = Temp.FahrenheitToCelsius(200); //create a car instance Car datsun = new Car("Datsun 100A", "red", 1.0, true, 2); Car porsche = new Car("Porsche 911 RS3", "silver", 3.2, false, 2); Car toyota = new Car("Toyota Camry", "blue", 2.0, true, 4); datsun.Speed = 100; porsche.Speed = 280; toyota.Speed = 160; // display car data datsun.PrintData(); porsche.PrintData(); toyota.PrintData(); Console.ReadLine(); // accelerate, change car's speed value datsun.Accelerate(); // display car data again, notice changed speed value! datsun.PrintData(); Console.ReadLine(); }