Jim sees commuting by bus and T as perfect substitutes (U = T + B), that is, he would exchange one commute by bus for one commute by T. The price of a bus ticket is $1.50 and the price of a T ticket is $2.00. Jim has $6.00 to spend on commuting.
(a) Graph the budget constraint.
(b) Find the best affordable bundle and add it to the graph with the relevant indifference curve.