PLEASE HELPPP I BEG U

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

Écrivez la bonne forme du verbe nettoyer pour compléter la phrase. thomas (blank) la maison. fill in the blank

Combien font cinq et seize? 21 12 11 31