Answer:
I think its 20
Step-by-step explanation:
and the other language sais (Students in a school with students
Can study in Prenches, Locations, Both or Someone else.
Dewari studies will not be as valid as those studied. Location
A quarter of those who study will also study Prenches. French
The number of people studying is 10 more than just people studying
Only a small percentage of French study on the lake)