Step-by-step explanation:
The line passes through the origin and point (30,3)
so, slope of the graph( miles per minute)= 3/30 = 1/10 miles per minute
Or, slope of the graph miles per hour
[tex] = \frac{3}{ \frac{30}{60} } = \frac{3 \times 60}{30} = 6[/tex]
option B
