SOLUTION: 2 airplanes start at the same place and travel in opposite directions, one at 520 miles per hour and the other at 448 miles per hour. How many hours will it take for them to be 193

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Question 1110178: 2 airplanes start at the same place and travel in opposite directions, one at 520 miles per hour and the other at 448 miles per hour. How many hours will it take for them to be 1936 miles apart?
Found 2 solutions by Alan3354, ikleyn:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
The speeds are added when going in opposite directions.

Answer by ikleyn(52814) About Me  (Show Source):
You can put this solution on YOUR website!
.
On introductory lessons on Travel and Distance problems see the lessons
    - Travel and Distance problems
    - Travel and Distance problems for two bodies moving in opposite directions
    - Travel and Distance problems for two bodies moving in the same direction (catching up)
in this site.

You will find the solutions of similar problems there.