Sales price per unit (currently monthly sales volume is 120,000 units) . . . . 25.00 Variable costs per unit: Direct materials 6.70 Direct labour . . . 7.00 Variable manufacturing overhead 2.40 Variable selling and administrative expenses 1.90 Monthly fixed expenses: Fixed manufacturing overhead S 241,900 Fixed selling and administrative expenses 327,9001. What is the company's contribution margin per unit? Contribution margin percentage? Total contribution margin? 2. What would the company's monthly operating income be if the company sold 150,000 units? 3. What would the company's monthly operating income be if the company had sales of $4,000,000? 4. What is the break-even point in units? In sales dollars? 5. How many units would the company have to sell to earn a target monthly profit of $260,400?GigaCo manufactures 1GB ash drives (jump drives}. Price and cost data for a relevant range extending to 200.000 units per month are as follows