ASP.NET - how many max fixed-size Images bind to fixed-size panel in any orientation in asp.net

I have a panel i will fixed the size of panel like the size of Pages(A10....A0).
i will give consider some image height and width. 

i want to show the maximum no of images in that panel. no need to consider the orientaion(any direction table format,flow format...etc). 

horizontal or vertical or both.

how i can achieve in asp.net.
thanks in advance.