5. Ms. Johnson has 50 students in Period 5. In period 5, 40% of these students are girls. How many
students are boys in her Period 5 class.

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?