Roo or pullet?

[Rare]

They are 5 months old and supposed to be brahmas (lol).
Third one is cochin i guess.
I still can't tell their gender.

 

[Egg Snatcher]

Pullets. Top and bottom look like mixed Brahmas and the middle is a light Brahma

 

[RiDaGeckoGuy]

Pullets

 

[SwampPrincessChick]

Pullets.

 

[Rare]

Thank u guys