Calculate the average rate of change for the given graph from x = 3 to x = 5 and select the correct answer below.

5
3
1
0

Kayla made observations about the sellin price of a new brand of coffee that sold in the three different sized bags she recorded those observations in the following table 6 is $2.10 8 is $2.80 and 16 is to $5.60 use the relationship to predict the cost of a 20oz bag of coffee.