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CSharp · Console

/Program.cs

using System;

public class Program
{
	public static void Main()
	{
		Func<decimal, decimal> RoundCeling = x => Math.Ceiling(x * 10m) / 10m;
		decimal d1 = 10.300m;
		Console.WriteLine(RoundCeling(d1).ToString("F2"));
		decimal d2 = 10.301m;
		Console.WriteLine(RoundCeling(d2).ToString("F2"));
		decimal d3 = 10.333m;
		Console.WriteLine(RoundCeling(d3).ToString("F2"));
	}
}