a. Suppose that there is only one restaurant in city A. The demand faced by the restaurant is P = 127- 3Q where Q is the number of meals provided and can only take integer values. The marginal cost of producing an additional unit of food is $10. The restaurant should charge $[ Answer ] per meal.

(In integers, please.)

b. Continue from the previous question. The deadweight loss caused by the monopolistic restaurant is $[ Answer ].

(In decimal numbers, with two decimal places, please.)