This graph shows a proportional relationship.
2,000
1,800
1,600
1,400
1,200
1,000
Distance (miles)
800
600
400
200
13
1
2
3
4
5
6
7
8
Time (hours)
4) What is the unit rate shown by the graph?
4)
150 hours per mile
150 miles per hour
300 miles per hour
300 hours per mile
6
10