Answer: [tex]14.07\ m[/tex]
Step-by-step explanation:
Given
Max is driving at a speed of [tex]42\ mph[/tex]
It took him three-quarters of a second i.e. [tex]0.75\ s[/tex]
Speed in meter per second is [tex]18.77\ m/s[/tex]
Distance is given by
[tex]d=v\times t[/tex]
Reaction distance is
[tex]d=18.77\times 0.75=14.07\ m[/tex]