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 Operating income $ 23,300 13,100 10,200 7,548 $ 2,652 10. How many units must be sold to achieve a target profit of $6,426? (Do not round intermediate calculations.) Number of units