Do i have any Roosters?

[Missbam]

I have 6 new chick I got April 3 at tractor supply. I know my Brahma and Easter Egger is a hen but my 4 Ameraucanas was straight run. I live in the city limits so I not allowed to have a roo. Think my favorite one which is lavender or silv

 

[Missbam]

Here are pics. I am thinking my lavender or silver one my be a roo. Any advice.

 

[azurbanclucker]

Need some full side views, not blurred. Very hard to tell from these photos.