Is President Obama Mixed Race?

Is he B&W?  W&B?  50B/50W?  50W/50B?

He was Born In Hawaii but he's Not Hawaiian.

B&W&NH?  

B&W&BIH?

W&B&NH?

W&B&BIH?

(50B/50W) + NH?

(50B/50W) + BIH?

(50W/50B) + NH?

(50W/50B) + BIH?