Martha and, Howard are running at a constant speed in a marathon. Martha runs at 4.5
miles per hour. Howard's progress is shown in the table.
Time (hours)
1
2
3
Distance
(miles)
5
10
15

Who runs faster?

If they are 5 hours in the marathon how far has each person run

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?