SOLUTION: it takes a plane 40 min longer to fly from Boston to LA at 525 mi/h than it does to return at 600 mi/h. how far apart are the cities?

Question 277004: it takes a plane 40 min longer to fly from Boston to LA at 525 mi/h than it does to return at 600 mi/h. how far apart are the cities?
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
it takes a plane 40 min longer to fly from Boston to LA at 525 mi/h than it does to return at 600 mi/h. how far apart are the cities?
Let the time taken to return be x hours (LA to Boston)
The time to go will be x+2/3 hours
600x= 525(x+2/5)
600x=525x +210
75x = 210
x=2.8 hours

The distance will be 2.8 *600=1680 miles

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