Answer:
2
Step-by-step explanation:
You take the ratio of the shows it sold out to the shows it had:
[tex]\frac{4}{8}[/tex] or 4:8
Then simplify
[tex]\frac{1}{2}[/tex] or [tex]1:2[/tex]
Then you apply the ratio to the next four
[tex]\frac{1}{2} *4=2\\2:4[/tex]