3.15 (LO 4) Operating leverage Hogue Sports Hut provides individual instruction and coaching to children participating in the city's baseball, softball, basketball, and soccer youth leagues. Last year's results were as follows: Sales revenue $840,000 Variable expenses 546,000 Contribution margin 294,000 Fixed expenses 224,000 Operating income $ 70,000 Required a. What is Hogue Sports Hut's degree of operating leverage? b. If Anna Hogue, the company's president, is successful in increasing sales revenue by 6%, by what percent will the company's operating income increase? c. After achieving the sales increase in part (b), what will be the company's new operating income? d. After achieving the sales increase in part (b), what will be the company's new operating leverage? Round your answer to 2 decimal places