neuf heures
You can say "neuf mois" in French to refer to 9 months.
c'est neuf
Roughly 9 hours. From experience, I can say Miami to Rio is 9 hours.
3.15 hours
"les heures d'ouverture"
Neuf and is pronounced as nurf
'neuf vies'
Il est neuf heures.
You would say "J'ai neuf ans" in French, which translates to "I am nine years old."
elle a neuf ans
neuf sounds like nerf
about 9 10 hours are very good but most people say 8 but 9 or 10