It would be - 1.75. Hope it helps! :)
Exceseuor if im wrong sorry
Answer:

Step-by-step explanation:
Given




Required
The rate of change (b)
The above graph is represented as:

For:
;
We have:





For
,
We have:



Substitute 

Divide by 2


<em>Hence, the rate of change is 2.50</em>
Answer:
141.2/175.8=.803185
1-.803185=.1968=20% markdown
ples give brainliest! :D
Is there a none option? if not then it has to be B.