Answer:

Step-by-step explanation:
The rate of change of the function f(x) from point
to point
can be calculated using formula

Given

From the graph of the function

So, the rate of change is

Answer:
i think is B
Step-by-step explanation:
Answer:
-1
Step-by-step explanation:
Answer: $3.8 per pound of food.
Step-by-step explanation: 18.24 divided by 4.8