"E7-34A Compute margin of safety and operating leverage (Learning Objective 5) Terrys Towing Service has a monthly target operating income of $30,000. Variable expenses are 40% of sales, and monthly fixed expenses are $7,500. Requirements Compute the monthly margin of safety in dollars if the shop achieves its income goal. Express Terrys margin of safety as a percentage of target sales. What is Terrys operating leverage factor at the target level of operating income? Assume that the company reaches its target. By what percentage will the companys operating income fall if sales volume declines by 12%?""