Question

Next school year 4 out of every 9 students plan to take an elective computer course if there are 2664 students at the high school how many computer students should the school plan for

Answer 1

4 out of every 9 is represented by 4/9.
Your asked a fraction of a quantity and it is like finding a percentage of a quantity. So:

`(4)/(9) *2664= (4\cdot2664)/(9) =(4\cdot296)/(1)=1184`