Which inequality of the graph?

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

Someone me i need with this stuff

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?