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 $ 105,000 73,500 31,500 27,720 $ 3,780 10. How many units must be sold to achieve a target profit of $18,900? Number of units