Required information [The following information applies to the questions displayed below] Oslo Company prepared the following contribution format income statement based on a sales volume of 1,000 units (the relevant range of production is 500 units to 1,500 units): Sales $21,200 Variable expenses 12.400 Contribution margin 8.8% Fixed expenses 6,952 Operating income $ 1.848 K 11-a. What is the margin of safety in dollars? (Do not round intermediate calculations.) 11-b. What is the margin of safety percentage? (Round your nal answer to the nearest whole percentage (Le, .12 should be entered as 12).) %