Show All Your Works For Your Response: Calculate Contribution margin ratio, Contribution margin, Operating income GigaCo Manufacturing manufactures 256GB SD cards (memory cards for mobile phones, digital cameras, and other devices). Price and cost data for a relevant range extending to 200,000 units per month are as follows: A Data Table 20.00 7.40 5.00 Sales price per unit: (current monthly sales volume is 120,000 units) .... $ Variable costs per unit: Direct materials .................................... $ Direct labor Variable manufacturing overhead ............................. $ Variable selling and administrative expenses .................. ...$ Monthly fixed expenses: Fixed manufacturing overhead ... $ Fixed selling and administrative expenses ......... $ 2.20 1.40 191,400 276,600 Requirement 3. What would the company's monthly operating income be if the company had sales of $4,500,000? Use the following table to compute the operating income with sales totaling $4,500,000. (Enter the contribution margin ratio to the nearest whole percent.) Sales revenue $ 4,500,000 Contribution margin ratio Contribution margin Less: Fixed expenses Operating income