It means 'very well thank you, and you ?'.
This is the standard reply when a friend asks 'Comment ca va ?' (how goes it?)
Thankyou i am very well and you
"Merci, à très bientôt" means "Thank you, I'll see you very soon".
Tres bien merci amour
It could mean '(very) well done' ie congratulations or it could be ironical - it serves you right, so it depends on the context.
pas trés bien - not very well
She speaks very well
"Very good" or "quite good", or something to that effect.
Les garçons sont très bien means "the boys are very well / are fine" in French.
me too, very well
Your french is very good
Merci beaucoup, tu est tres bon= Thank you very much, you are very good
You say "one of the best" in French like this: "Un du Meilleur"