The following table shows the height of a plant at different ages. Age (in weeks)
3
7
10
Height lin centimeters)
12
35
60
Is the height of the plant proportional to its age?
Choose 1
Yes
No

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.