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 Contribution margin Fixed expenses Net operating income $ 55,000 33.000 22,000 14,960 $ 7,040 4. If sales increase to 1,001 units, what would be the increase in net operating income? (Round your answer to 2 decimal places.)