Answer:
k=1/2
It is a reduction
Step-by-step explanation:
To the scale factor, you simply divide the length of the post image by the image.
10/20=k
1/2=k
Answer:

Step-by-step explanation:
Given
See attachment
Required
Determine f(0)
To solve for f(0), we make use of:

Because:
is true for 
So, we have:




Answer:
E
Step-by-step explanation:
Distance = 1/3(week -1) + ¾
= 1/3(7) + ¾
= 7/3 + 3/4
= 28/12 + 9/12
= 37/12 miles