[tex]\begin{gathered} Birds=22\text{ \%}=0.22 \\ Snakes=6\text{ \%}=0.06 \\ Birds\text{ or snakes}=0.22+0.06=0.28 \\ Hence \\ Citizens=65,000\lparen0.28) \\ Citizens=18,200 \\ The\text{ total citizens who chose birds or snakes are 18,200} \end{gathered}[/tex]
