Answer:
Cost y is directly proportional to the pound of potato y = 1.89x The constant of proportionality is the cost of 1 pound of potato, and it is 1.89
Step-by-step explanation:
Plot two points find place where they touch.
In order to calculate the Circumference, You can Use the formula:
C = 2πr
C = πd
They are valid one's, depends, on the given value, either diameter or radius
Hope this helps!