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 1000 unit me relevant range of production is 500 units to 1500 units Sales Variable expenses Contribution margin Fixed expenses Operating income $20,380 12.100 8,200 6,232 $ 1,963 11-a. What is the margin of safety in dollars? (Do not round intermediate calculations.) Marginal 11-b. What is the margin of safety percentage? (Round your final answer to the nearest whole percentage ( 12 should be entered as 12).)