Answer: [tex]45.71 mi/h[/tex]
Explanation:
Speed [tex]S[/tex] is defined a:
[tex]S=\frac{d}{t}[/tex]
Where:
[tex]d=32 miles[/tex] is the traveled distance
[tex]t=42 min \frac{1 h}{60 min}=0.7 h[/tex] is the time
Solving:
[tex]S=\frac{32 miles}{0.7 h}[/tex]
[tex]S=45.71 mi/h[/tex] This is the speed