SOLUTION: Two planes fly in opposite directions. One travels 525 mi/h and the other 475 mi/h. How long will it take before they are 4,000 mi apar

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Question 1065770: Two planes fly in opposite directions. One travels 525 mi/h and the other 475 mi/h. How long will it take before they are 4,000 mi apar
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
4000/(525+475)=
4000/1000=4 hrs