🚨 Lancement de la 3ème phase de tests : Je m'inscris au webinaire !

🚨 Lancement de la 3ème phase de tests :

Je m'inscris au webinaire !

In $x=cl1$, there are $nb1$ classes in total, equally placed in each corridor. Given that there are $nb2$ corridors, how many classes are there in each corridor?