Answer:
\(\frac{54}{9}\text{ miles per hour}\)
Step-by-step explanation:
Unit rate is the units of first quantity in one unit of second quantity.
Given,
Number of miles walked = \(\frac{1}{9}\),
Number of hours = \(\frac{1}{54}\)
Thus, the unit rate
\(=\frac{\text{Number of miles walked}}{\text{Number of hours}}\)
\(=\frac{1/9}{1/54}\)
\(=\frac{54}{9}\)
= 6 miles per hour