SOLUTION: a plane leaves Chicago headed for Los Angeles at 570mph. An hour later, a second plane leave Los Angeles for Chicago at 680 mph. If the air route from Chicago to Los Angeles is 180

Question 845484: a plane leaves Chicago headed for Los Angeles at 570mph. An hour later, a second plane leave Los Angeles for Chicago at 680 mph. If the air route from Chicago to Los Angeles is 1800 miles, how long will it take for the second plane to pass the first plane?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi,

Flight time to Chicago:

1st is  3.16 hr

2nd is  2.65 hr 

2nd leaving an hour after the  1st,  1st will be on the ground in Chicago

before the 2nd would have a chance of passing it. 

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