Answer:
8.48 hours
Step-by-step explanation:
Given that:
120 miles = 2.4 hours
Speed = distance / time
Speed = 120 miles / 2.4 hours
Speed = 50 miles per hour
Time taken to drive 424 miles
Using the relation :
Time taken = distance / speed
Time taken = 424 miles / 50
Time taken = 8.48 hours