Answer:
It's C
Step-by-step explanation:
I took a test on this yesterday and all i know is the answer is either 81 117 or 162
9 hrs and 35 minutes he would have traveled. Hope I helped.
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>