Hen or roo!?

[Issak Garcia 301]

I have 2 and a half month old chicks I was wondering if anyone to tell me if they are hens or roosters thanks here are some pictures of them. Let me know what you think!!

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[TheTwoRoos]

Looks like two possible pullets,I’m going with two girls.

 

[Gray Farms]

Look like pullets to me. 10 week old cockerels should have much more comb.