Question 1019680: Two planes fly in opposite directions. One travels 575 mi/h and the other 425 mi/h. How long will it take before they are 3,000 mi apart? Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! Two planes fly in opposite directions. One travels 575 mi/h and the other 425 mi/h. How long will it take before they are 3,000 mi apart?
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The speeds are added when going in opposite directions.
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You didn't specify where they started, tho, just that they're flying.