A retailer has an exclusive license to sell a line of handbags. The bags are so distinctive that consumers do not consider any competing offerings to be close substitutes. The retailer thus can be treated as a monopoly. The demand for the handbags is given by P=360-0.1Q. The marginal cost is constant and equal to 40, so variable cost is 40Q. The fixed cost is 90,000. Find the monopolist's profit-maximizing quantity.

As before, a retailer has a monopoly on a type of handbag. The demand for the handbags is given by P=360-0.1Q. The marginal cost is constant and equal to 40, so variable cost is 40Q. The fixed cost is 90,000. Find the monopolist's profit-maximizing price.

As before, a retailer has a monopoly on a type of handbag. The demand for the handbags is given by P=360-0.1Q. The marginal cost is constant and equal to 40, so variable cost is 40Q. The fixed cost is 90,000. Find the monopolist's total revenue if it uses the profit-maximizing price and quantity.

As before, a retailer has a monopoly on a type of handbag. The demand for the handbags is given by P=360-0.1Q. The marginal cost is constant and equal to 40, so variable cost is 40Q. The fixed cost is 90,000. Find the monopolist's total cost if it produces the profit-maximizing quantity.

As before, a retailer has a monopoly on a type of handbag. The demand for the handbags is given by P=360-0.1Q. The marginal cost is constant and equal to 40, so variable cost is 40Q. The fixed cost is 90,000. Find the monopolist's maximum profit.