Answer: [tex]2\dfrac13\text{ miles per hour}[/tex]
Step-by-step explanation:
Given: Distance traveled by Smith = [tex]\dfrac23[/tex] mile.
Time taken = [tex]\dfrac27[/tex] hour
Unit rate in miles per hour = ( Distance traveled by Smith) ÷ (Time taken)
[tex]=\dfrac23\div\dfrac27[/tex]
[tex]\\\\=\dfrac23\times\dfrac72\\\\=\dfrac73\\\\=2\dfrac13\text{ miles per hour}[/tex]
Unit rate = [tex]2\dfrac13\text{ miles per hour}[/tex]
