Respuesta :

Answer:

B. [tex]36\frac{3}{4}\ mph[/tex]

Step-by-step explanation:

The formula for average speed:

[tex]S_{average} = \frac{distance}{time}\\\\S = \frac{49\ miles}{1\frac{1}{3}\ hours}\\\\S = 36.75 = 36\frac{3}{4}\ mph[/tex]