A movie monopolist sells to college students and other adults, as in Worked-Out Problem 18.2 (page 635). The demand function for students is QdS=2,00050P, and the demand function for other adults is QdA=2,20050P. Marginal cost is $4 per ticket (instead of $2 per ticket, as in the Worked-Out Problem). Instructions: Round your answers to 2 decimal places. a. What prices will the monopolist set when she can discriminate?How will discrimination affect her profit? P_student = $ 21.96 per ticket. P_adult = $ 23.97 per ticket. Profit = $ . b. What prices will the monopolist set when cannot discriminate? How will it affect her profit? P_everyone = $ per ticket. Profit = $ .