試題詳解

7.Suppose the price of Soda is $6 per unit and the price of Chocolate is $3 per unit, and Alice has $30 to spend on these two goods. If Alice maximizes her utility, she should buy X units of Soda and Y units of Chocolate. Y equals?
(A)3
(B)4
(C)5
(D)6
(E) None of the above.