Study Problem 5-13 (algo) The figure below indicates Alberto's demand for tickets for the amusement park ride called the Twisted Bender 15 12 Price 6 3 D 0 2 4 6 8 10 Quantity of rides per day a) What is Alberto's total consumer surplus if the price per ticket is $9? Round your answer to two decimal places. Total consumer surplus: $ b) What is Alberto's total consumer surplus if the price per ticket is $3? Total consumer surplus: $