Answer:
Proportionality Constant = k = 
Step-by-step explanation:
Equation is:

=> 
Comparing it with
, where k is the proportionality constant, We get:
Proportionality Constant = k = 
Answer:
They give you the answer just keep going until you get the same answer or use the inverse of what they did
Step-by-step explanation:
Let P = how much each person paid.
P = [(36.96)(0.20) + 36.96]/4
Solve for P to find your answer.