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 $ 21,800 12,600 9,200 7,452 Contribution margin Fixed expenses Net operating income $ 1,748 7. If the variable cost per unit increases by $.90, spending on advertising increases by $1,400, and unit sales increase by 250 units, what would be the net operating income? (Do not round intermediate calculations.) Net operating income 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 $ 21,800 12,600 9,200 7,452 Contribution margin Fixed expenses Net operating income $ 1,748 10. How many units must be sold to achieve a target profit of $5,474? (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): $ 21,800 12,600 Sales Variable expenses Contribution margin Fixed expenses Net operating income 9,200 7,452 $ 1,748 12. What is the degree of operating leverage? (Round your answer to 2 decimal places.) Degree of operating leverage