suppose that george goes to a bakery to buy donuts for breakfast. the maximum amount he is willing to pay for a first donut is $2.00, a second donut is $1.50, a third donut is $1.00; a fourth donut is $0.50, and a fifth donut is $0.00. the bakery charges a price of $1.00 per donut. if george is rational, he will buy donuts and gets consumer surplus of .