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The average walking speed for a healthy adult, not carrying additional weight on a level surface is approx 3.1 mph. If that rate could be maintained, it would take nearly 22 hours. However, that assumes 22 hours without rest, comfort breaks etc.

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7y ago

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between 22 and 23 hours

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7y ago
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1 hour 39 minutes and 44 seconds total

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12y ago
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Q: How long would it take to walk 6.8 miles?
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