Andromeda. Inc. sold 11,000 unit, last year for $20 each Variable costs per unit were $2 for direct materials. $1.50 for direct labor, and $2.50 for variable overhead. Fixed costs were $60, 000 in manufacturing overhead and $40.000 in nonmanufacturing cost. a. What is the total contribution margin? b. What is the unit contribution margin? c. What is the contribution margin ratio? d. If sales increase by 2,000 units, by how much will profits increase? 12. Southern Cross sells a product for $50 per unit. Variable costs per unit arc $30. and monthly fixed costs are $150, 000. a. What is the break-even point in units? b. What sales amount in dollars would be required to earn a target profit of $100, 000? Assume they achieve the level of sales required in . what is the margin of safety in units