Denote by x the number of units of Soma and by y the number of units of Brawndo. Bunter's preferences over bundles (x,y) of Soma and Brawndo are given by the utility function U(x,y) = ln(x) + 3 ln(y). Each unit of Soma costs $1 and each unit of Brawndo costs $2. Bunter has an income of $8.

Draw the upper contour set for Bunter's utility function.

Find Bunter's utility maximizing bundle.

Compute Bunter's indirect utility function.

What is Bunter's marginal utility of income?