(Break-even point and operating leverage) Rockstar, Inc. manufactures a complete line of man's and women's casual shoes for independent merchants. The average selling price of its finished product is $75 per pair. The variable cost for this same pair of shoes is $60. Footwear Inc, Incurs fixed costs of $190,000 per year. a. What is the break-even point in pairs of shoes sold for the company? b. What is the dollar sales volume the firm must achieve to reach the break even point? What would be the firm's operating profit or loun (that is, net operating income) at the following units of production sold: 6,000 pair of shoes? 8,000 pair of shom