Respuesta :
Answer:
135 students
Step-by-step explanation:
So lets write an equation. lets have c represent counselors and s represent students.
4c=45s
To get from 4 to 12 we need to multiply by 3 and what we do to one side we have to to do the other
4c*3=45s*3 12c=135s
There can be 135 students if there are 12 counselors