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 $ 25 , 400 Variable expenses 13,800 Contribution margin 1 l , 600 Fixed expenses 7 , 772 Operating income $ 3 , 828 ' lO. How many units must be sold to achieve a target profit of $7,714? (Do not round intermediate calculations.) Number of units I I 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 of1,000 units (the relevant range of production is 500 units to 1,500 units): Sales 5 25 , 4 0 0 Variable expenses 13,800 Contribution margin 11 , 6 0 0 Fixed expenses 7 , 772 Operating income $ 3 , 8 2 B 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 final answer to the nearest whole percentage (Le, .12 should be entered as 12).) _%