in 2016, raleigh sold 1,000 units at $500 each, and earned net income of $40,000. variable expenses were $300 per unit, and fixed expenses were $160,000. the same selling price is expected for 2017. raleigh's variable cost per unit will rise by 10% in 2017 due to increasing material costs, so they are tentatively planning to cut fixed costs by $10,000. how many units must raleigh sell in 2017 to maintain the same income level as 2016? group of answer choices 882 1,000 1,056 1,118