using System;
using System.Globalization;

internal static class Program
{
    private static void Main(string[] args)
    {
        decimal fee = 12.50m;
        int attendees = 3;
        decimal total = fee * attendees;
        Console.WriteLine(total.ToString("F2", CultureInfo.InvariantCulture));
        decimal rounded = Math.Round(2.345m, 2, MidpointRounding.AwayFromZero);
        Console.WriteLine(rounded.ToString("F2", CultureInfo.InvariantCulture));
    }
}