[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): If sales increase to 1,001 units, what would be the increase in net operating income? (Round your answer to 2 decimal places.) 5. If sales decline to 900 units, what would be the net operating income? (Round "Per Unit" calculations to 2 decimal places.) 9. What is the break-even point in dollar sales? 11. What is the margin of safety in dollars? What is the margin of safety percentage? 4. If sales increase to 1,001 units, what would be the increase in net operating income? (Round your answer to 2 decimal places.)