Respuesta :

Hello again mate ,

According to your question,

(1) Answer:- 450 parents chose off-grid class (Given)

(2) Answer:-

Well, to find that, Let us add the given numbers, .i.e.,

Total students = 700

Given enrolled students: 450 + 320 + 275

(3) Answer:- 320 parents (Given)

(4) Answer:- If the parents didn't choose online class, then, add the number of students using off-grid students.

450 parents.

(5) If parents didn't opt for off-grid, then add the online students.

320 students.

By Benjemin ✍️