How do you say “how are you? ” to someone who you don’t know very

In this french correct ? i dont know if the person i am talking to is a female or male im assuming that wouldn't affect it but i kind of forget . i know all adjectives agree with the nouns that they modify. métier is masculine so i use the adjective bon and bon is masculine so i use un? is that how it works je pense un bon métier pour toi est un artiste ou un architecte. i think a good job for you is an artist or an architect

What is the responsibility of the circulatory system

Écrivez le participe passé de faire pour compléter la phrase. julie a (blank) un petit tour de la ville.