takk or takk skal du ha
"Takk for at du lyttet" is the correct translation. Source: I'm Norwegian.
takk for maten
Mange Takk. Pronounced monga talk, or something like that. :3 :P :) and finally :D
"Takk. Vil du ha..."
Tusen takk. (too-sehn tahk) Literally "a thousand thanks".