using System;

public class Program

{

    public static void Main()

    {

        Random rnd = new Random();

        decimal selectionPer = 0.5m;

        Console.WriteLine("Selection Percentage = " + (selectionPer * 100).ToString() + "%");

        for (int i = 0; i < 100; i++)

        {

            decimal randNum = rnd.Next(1,100);

            decimal per = randNum / 100;            

            if (per <= selectionPer)

            {

                Console.WriteLine("IsSelected=true (" + randNum.ToString() + "% is less than or equal to " + (selectionPer * 100).ToString() + "%)");

            }

            else

            {

                Console.WriteLine("IsSelected=false (" + randNum.ToString() + "% is greater than " + (selectionPer * 100).ToString() + "%)");

            }               

        }       

    }

}