How to Get Particular Value From XML file in ASP.NET using C

Question

Hey Everyone,
I have a dynamic webpage written in xml language. Page objective is to retrieve some calculation from database and do some calculation on it and then display the final result on webpage. The value change every two seconds. It's like take data of 10 students from database and display the average of class on website. It is using the xml language to display the page and i also found something related to .net. I want to get that that total value in my C# program. By looking at the xml source code i can't how is it displaying the value on site.