1 inch represents 1 mile
To find how many miles are represented by 2 inches we can use the next proportion:
[tex]\frac{1\text{ inch}}{2\text{ inches}}=\frac{1\text{ mile}}{x\text{ miles}}[/tex]Solving for x:
[tex]\begin{gathered} 1\cdot x=1\cdot2 \\ x=2\text{ miles} \end{gathered}[/tex]