SOLUTION: 2 cars travel 70 mi each one is going 70 mph the other 80 mph how long does it take the car going 80 mph??

Question 895461: 2 cars travel 70 mi each one is going 70 mph the other 80 mph how long does it take the car going 80 mph??
Answer by JulietG(1812) (Show Source): You can put this solution on YOUR website!

How long will it take the car going 70mph to travel 70 miles? 1 hour, right? Your brain mentally did that automatically, dividing
For 80mph, do the same thing -- just with the different value
=.875 hours
Multiply the fraction by 60 (60 minutes in an hour) to find that it will take him 52.5 minutes
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