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 Variable expenses Contribution margin Fixed expenses Operating income $ 26,000 14.000 12.000 7.800 $ 4.200 10. How many units must be sold to achieve a target profit of $8,100? (Do not round intermediate calculations.) Number of units 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 Variable expenses Contribution nargin Fixed expenses Operating income $ 26.000 14.000 12.000 7,800 $ 4. 200 11-a. What is the margin of safety in dollars? (Do not round intermediate calculations.) Margin of safety 11-6. What is the margin of safety percentage? (Round your final answer to the nearest whole percentage (ie, 12 should be entered os 12).) Margin of safety %