jose8711 jose8711
  • 20-11-2017
  • Mathematics
contestada

Two​ high-speed ferries leave at the same time from a city to go to the same island. the first​ ferry, the​ cat, travels at 31 miles per hour. the second​ ferry, the​ bird, travels at 21 miles per hour. in how many hours will the two ferries be 20 miles​ apart?

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mcmax681
mcmax681 mcmax681
  • 24-11-2017
2 HOUR BECAUSE I SUBTRACT IT
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