The Goldberg- Scheinman publishing company is publishing a newmanagerial economics text for which it has estimated the followingtotal fixed and variable costs.Total fixed costsCopy editing $10000Typesetting-$ 70000Selling and promotion$ 20000Total fixed costs-$100000Average variable costs:Printing and binding$6Administrative costs$2Sales commissions$1Bookstore discounts$7Authors royalties$4Average variable costs$20Project selling price-$301- Determine the break-even output of the firm.2- Determinate the total sales revenue of the firm.3- Determinate the output that would generate a total profit of$600004- Determinate the firms operating leverage