This is the 350th most frequent Italian word.
quota
Portion, share, or level.
In this context, 'quota' refers to a fee that is required to participate in an event.
La quota di partecipazione alla gara è di 50 euro.
The participation fee for the competition is 50 euros.
Here, 'quota' indicates a required or sufficient quantity or number of entities.
Abbiamo raggiunto la quota minima di iscritti per avviare il corso.
We have reached the minimum number of participants to start the course.
In this sentence, 'quota' is used to denote the elevation or height of a geographical location.