Answer:
The total cost for 5 students would be free;
[tex]\text{ \$0}[/tex]Explanation:
Given that Tickets for a school concert are free for students.
The cost is $1 for each adult.
Therefore, since the ticket is free for students, then the total cost for 5 students would be free;
[tex]\begin{gathered} \text{ \$0}\times5 \\ =\text{ \$0} \end{gathered}[/tex]