using System;

public class Person

{

    public string Name{get;set;}

    public string Unit{get;set;}

    public int Quantity {get;set;}

    public double  Price{get;set; }

    public double Amount

    {

        get

        {

            return Quantity *  Price;

        }       

    }

} 

​

public class Program

{

    public static void  Main ( )

    { 

        Person person1 = new  Person ();

        person1.Quantity = 2;

        person1.Price = 7.5;

        person1.Name = "Ariel";

        person1.Unit = "Sachet";

        Console.WriteLine("Item: " + person1.Name);

        Console.WriteLine(" Quantity: " + person1.Quantity );

        Console.WriteLine(" Unit: " + person1.Unit);

        Console.WriteLine(" Price: " + person1. Price);

        Console.WriteLine(" Total Amount: " + person1. Amount);

    }

}