Need help on Listview and Multidimensional Arrays in VB.NET

Question

Dear experts: I like to setup multidemenional array with predetermine values as below: Col 1 Col 2 Col 3 Col 4 Col 5 Row Sum Row Ave Row 1 5 7 3 9 12 Row 2 4 8 9 13 4 Row 3 0 -1 -7 13 8 Row 4 4 4 4 4 0 Col Sum Col Ave And, I also like to setup menu with drop down commands on form 1. With a File menu that includes a Perform Action and an Exit commands. 2. With second menu called Action menu that includes Sum Rows, Sum Cols, Aver Rows, Aver Cols, and Restore commands to Action menu. Questions: 1. How do I display the array on startup form with values above by using Listview control? 2. How do I use the RadioCheck to check properties of what users select command on Action menu? Please help Thanks in advance Le