The demand a monopoly faces is p = 100 - Q + A0.5 where Q is the quantity, p is the price, and A is the level of advertising. Marginal cost is a constant $10 per unit, the cost per unit of advertising is $1, and there are no fixed costs. Solve for the firm's profit-maximizing price, quantity, and level of advertising. Hint: the profit function must be maximized with respect to two choice variables (Q and A). The profit-maximizing quantity is units. (round your answer to two decimal places) The profit-maximizing level of advertising is units. (round your answer to two decimal places) The profit-maximizing price is $ . (round your answer to two decimal places)