Создать метод для сравнения скоростей

class Train
    {
        string name;
        double V; //скорость
        public Train(string name, double V)
        {
            this.name = name;
            this.V = V;
        }

static void Main()
        {
            Train passenger = new Train("Пассажирский", 70);
            Train freight = new Train("Грузовой", 45);
         }

        public static bool operator ==(Train ob1,Train ob2)
        {
            if (ob1.V == ob2.V) return true;
            else return false;
        }

using System;
 
namespace Program
{
  class Train
  {
    public string Name { get; }
    public double Speed { get; }
 
    public Train(string name, double speed)
    {
      this.Name = name;
      this.Speed = speed;
    }
 
    public static bool operator == (Train firstTrain, Train secondTrain)
      => firstTrain?.Speed == secondTrain?.Speed;
 
    public static bool operator != (Train firstTrain, Train secondTrain)
      => firstTrain?.Speed != secondTrain?.Speed;
 
    public static bool operator > (Train firstTrain, Train secondTrain)
      => firstTrain?.Speed > secondTrain?.Speed;
 
    public static bool operator < (Train firstTrain, Train secondTrain)
      => firstTrain?.Speed < secondTrain?.Speed;
 
    public static bool operator >= (Train firstTrain, Train secondTrain)
      => firstTrain?.Speed >= secondTrain?.Speed;
 
    public static bool operator <= (Train firstTrain, Train secondTrain)
      => firstTrain?.Speed <= secondTrain?.Speed;
  }
 
  class MainClass
  { 
    static void Main()
    {
      // ...
      Console.ReadKey();
    }
  }
}