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The World of Endurance: From Marathons to Ultras

Learn at your own pace with hints and detailed explanations

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Multiple Choice

What is the traditional distance of a marathon?

  1. 26.2 miles (42.2 kilometers)
  2. 20 miles (32.2 kilometers)
  3. 30 miles (48.3 kilometers)
  4. 40 miles (64.4 kilometers)
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