SOLUTION: Erin has to travel 390 miles on a highway. Erin drives 130 miles in 2 hours. If she has 7 hours to travel at that rate, will Erin arrive at her destination on time?

Question 1051760: Erin has to travel 390 miles on a highway. Erin drives 130 miles in 2 hours. If she has 7 hours to travel at
that rate, will Erin arrive at her destination on time?
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
Erin has to travel 390 miles on a highway. Erin drives 130 miles in 2 hours.
Find her speed; speed = dist/time
s = 130/2
s = 65 mph
If she has 7 hours to travel at that rate, will Erin arrive at her destination on time?
Find her travel time for 390 mi at 65 mph
t = 390/65
t = 6 hrs
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