Answer:
6. 200
7. Erica traveled from home after 1 minute of walking, which is equivalent to Erica's unit rate.
Explanation:
For the question 6:
To find the slope using it's formula.
y2 - y1
_______
x2 - x1
I will use the coordinates of (1,200) and (2,400)
400 - 200 200
_________ = ________ = 200
2 - 1 1
I am very sorry for the late answer, I hope you would get benefit from my answer. ):