Mesa's supporters = 180
Stothard's supporters = 220
The ratio of Mesa's supporters to that of Stothhard is given by
Mesa : Stothard = 180: 220
[tex]180\text{ : 220 =}\frac{180}{220}[/tex][tex]\begin{gathered} \frac{180}{220\text{ }} \\ \text{Dividing the numerator and denominator by 20} \\ \Rightarrow\frac{9}{11} \end{gathered}[/tex]9/11 = 9: 11