using System;
using System.Collections.Generic;
using System.Linq;

public class Test
{
	public static void Main()
	{
		var people = new List<Person>
		{
		    new Person { ID = 1, Name = "Fred1" },
		    new Person { ID = 2, Name = "Fred2" },
		    new Person { ID = 3, Name = "Fred3" },
		    new Person { ID = 4, Name = "Fred4" },
		    new Person { ID = 5, Name = "Fred5" },
		    new Person { ID = 6, Name = "Fred6" },
		    new Person { ID = 7, Name = "Fred7" },
		    new Person { ID = 8, Name = "Fred8" },
		    new Person { ID = 9, Name = "Fred9" },
		    new Person { ID = 10, Name = "Fred10" }
		};
		
		List<int> toRemove = new List<int> { 3, 4, 5 };

		people = people.Where(p => !toRemove.Contains(p.ID)).ToList();

		people.ForEach(p => Console.WriteLine("Person {0} is called {1}", p.ID, p.Name));
	}
}

public class Person
{
    public int ID { get; set; }
    public string Name { get; set; }
}