Required information The Foundational 15 (Algo) [LO5-1, LO5-3, LO5-4, LO5-5, LO5-6, LO5-7, LO5-8] [The following information applies to the questions displayed below]. Oslo Company prepered the following contribution format income statement based on a sales volume of 1,000 units che relevant range of production is 500 units to 1,500 units): Foundational 510 (Algo) 10. How many units must be sold to achieve a target profit of $4,200 ? (Round intermediate calculations to 2 decimal places.)