Answer:
3 hot dogs
Explanation:
We can solve as follows;
[tex]\begin{gathered} 6\text{ hot dogs }\rightarrow18\min utes \\ x\text{ }\rightarrow9\text{ minutes} \\ \therefore18\ast x=9\ast6 \\ 18x=54 \\ x=\frac{54}{18} \\ x=3\text{ hot dogs} \end{gathered}[/tex]So Cher will eat 3 hot dogs in 9 minutes.