A firm in the market for designer jeans has some degree of monopoly power. the demand curve it faces has a price elasticity of demand of negative 4−4​, while the price elasticity demand of the market is negative 3.5−3.5. ​moreover, the firm has a constant marginal cost of ​$65.0065.00. using the rule of thumb for​ pricing, calculate the​ firm's profit-maximizing price.