Seven is 'sept' in French.
Seven sisters are "sept soeurs" in French.
seven apples is translated 'sept pommes' in French
You would say "J'ai sept ans" in French to mean "I am seven."
quarante-sept
In English Seven, in Frech Sept
it is "sept"
Seven thirty am is "sept heures trente" or "sept heures et demie" in French.
trente sept
sept heures
You would say "Il a sept ans" in French.
sept heures
quatre-vingt dix-sept