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 Contribution margin Fixed expenses Net operating income 3. What is the variable expense ratio? Variable expense ratio % $ 60,000 39,000 21,000 14,700 $ 6,300 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 Contribution margin Fixed expenses Net operating income $ 60,000 39,000 21,000 14,700 $6,300 4. If sales increase to 1,001 units, what would be the increase in net operating income? (Round your answer to 2 decimal places.) Increase in net operating income 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 Contribution margin Fixed expenses Net operating income $ 60,000 39,000 21,000 14,700 $6,300 5. If sales decline to 900 units, what would be the net operating income? (Round "Per Unit" calculations to 2 decimal places.) Net operating income 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 Contribution margin Fixed expenses Net operating income $ 60,000 39,000 21,000 14,700 $ 6,300 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? (Round "Per Unit" calculations to 2 decimal places.) Net operating income