Respuesta :
Answer:
average velocity is 50 mph.
Step-by-step explanation:
Information on the basis of question that distance between the City A and City B Â is 100 miles . But information about map distance is nothing to do with question .It is extra information.
 [tex]Average Speed=\frac{distance}{time} =\frac{100}{2} = 50 miles per hour[/tex].