Economic stuck on trying to love this problem would love some help and explanation

02/08/22 all 88% SCORE 16 Question (2 points) See pag Pizzas (x] ) cost $9.00 each. A cup of coffee (12) costs $3.00. Joe's income is $500.00, and his preferences are represented by the utility function 19.8 195 . Henry's income is $650.00, and his preferences are represented by the utility function 20.5 x9. V 2nd attempt See Assuming that both Joe and Henry are maximizing their utility, what is Joe's marginal rate of substitution? Round your answers to tv decimal places. | What is Henry's marginal rate of substitution