Summer Repair Shop has a monthly target operating income of $40,000. Variable expenses are 85% of sales and monthly fixed expenses are $9,500. Requirements 1. Compute the monthly margin of sately in dollars if the shop achioves its incorne goal. 2. Express Summer Ropair Shop's margin of tafety as a percentage of target salos 3. What is Summer Repair Shop's operating loverage factor at the targot lovel of operating income? 4. Assume that the repair shop reaches its target. By what percentage Wil Summer Ropair Shop's operating income fall if sales volume declines by 14%