[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): oped Book Sales Variable expenses Contribution margin Fixed expenses Net operating income $ 15,000 9,000 6,000 3,120 $ 2,880 Print erences Foundational 6-4 (Algo) 4. 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? Net operating income 6 6. If the selling price increases by $2 per unit and the sales volume decreases by 100 units, what would be the net operating income? Net operating income GH 7. If the variable cost per unit increases by $1. spending on advertising increases by $1,050, and unit sales increase by 110 units, what would be the net operating income? Not operating income 8. What is the break-even point in unit sales? Break-even point units 9. What is the break-even point in dollar sales? Break-even point 10. How many units must be sold to achieve a target profit of $3,600? Number of units 11. What is the margin of safety in dollars? What is the margin of safety percentage? Margin of safety in dollars Margin of safety percentage %