Stanger Inc. produces and sells two products. Data concerning those products for the most recent month appear below: Product-X Product-Y Total Sales $14,000 $27,000 $41,000 Variable expenses 6,720 12,550 19,270 Contribution margin $7,280 $14,450 21,730 Fixed expenses 17,570 Net operating income $4,160 Required: a. Compute the overall break-even point for the company in sales dollars. [2 mark] b. Verify the overall break-even point for the company by calculating the appropriate levels of total sales for the two products [Note: Only total sales are required for each product, and no need to calculate variable expenses and other components of income statement). [2 marks]