Answer:
2 hours 35 minutes
Step-by-step explanation:
You want the time required to drive 155 miles at 60 miles per hour.
The relation between time, speed, and distance is ...
t = d/s
t = (155 mi)/(60 mi/h) = 155/60 h = 2 35/60 h
It will take 2 hours 35 minutes to drive 155 miles.