Windows form in c#

Question

Hello,
I was practicing windows form application for a simple thing like a student name, his/her marks, numeric and letter grades, and the class average- I am attaching my file in the attachments. I am getting some error and everything doesn't work smoothly. Where am I going wrong? Please help me solve the problem. Thank you in advance.

Answer 1

use google forms, its easy and flexible too.

Answer 2

I used radio buttons for displaying numeric and letter grade but either of them work not both. Secondly I am trying to get the class average which is not working.

Answer 3

hi
tell me what error you getting