This double number line shows the distance a car travels over a period of time.
0
0
20
30
OB. 30
OC. 60
40
OD. 40
60 80 100
At what rate is the car traveling in maes per hour (mph)?
O A 20
Miles
60 90 120 150
Minutes
![This double number line shows the distance a car travels over a period of time 0 0 20 30 OB 30 OC 60 40 OD 40 60 80 100 At what rate is the car traveling in mae class=](https://us-static.z-dn.net/files/d51/33751a6d7b7dc1edfe030130b01e0b1d.png)