A newspaper has a monopoly on the local news market in a town. The market demand is given by P=1.70-Q/10,000, making the marginal revenue MR=1.70-Q/5,000. The marginal cost is constant at equal to 0.30. The fixed cost is 4,000. Variable cost is 0.30Q. Find the monopolist's profit-maximizing quantity. Find the monopolist's profit-maximizing price. Find the monopolist's total revenue if it uses the profit-maximizing price and quantity. Find the monopolist's total cost if it produces the profit-maximizing quantity. Find the monopolist's maximum profit.