To find the unit rate of the price per orange, convert $2 per 5 orange into a division operation.
[tex]\begin{gathered} \frac{\$2}{5\text{ oranges}}\Longrightarrow\$2\div5\text{ oranges} \\ \\ \text{Then} \\ 2\div5=0.4 \end{gathered}[/tex]
which means that the unit rate is $0.4 per 1 orange.
