The Helen should travel in one hour is 63 miles per hour.
Given that,
- The distance is 567 miles.
- And, the time taken is 9 hours,
Based on the above information, the calculation is as follows:
We know that
\(Speed = \frac{Distance}{time} \\\\= \frac{567}{9}\)
= 63 miles per hour
Therefore we can conclude that Helen should travel in one hour is 63 miles per hour.
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