SOLUTION: Two airplanes start at the same place and travel in opposite directions, one at 520 mph in the other 448 mph. How many hours will it take for them to be 1936 miles apart.

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Question 1194241: Two airplanes start at the same place and travel in opposite directions, one at 520 mph in the other 448 mph. How many hours will it take for them to be 1936 miles apart.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Two airplanes start at the same place and travel in opposite directions, one at 520 mph in the other 448 mph. How many hours will it take for them to be 1936 miles apart.
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Opposite directions --> speeds are added.
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d = r*t
t = d/r