John's Repair Shop has a monthly target operating income of $35,000. Variables expenses are 50% of sales, and monthly fixed expenses are $10,500.

1. Compute the monthly margin of safely in dollars if the shop achieves its income goal.

2. Express John's margin of safety as a percentage of target sales.

3. What is John's operating leverage factor at the target level of operating income?

4. Assume that the company reaches its target. By what percentage will the company's operating income fall if sales volume declines by 8%?