snider company produces and sells two products: A & B in the ratio of 3A to 5B. Selling prices for for A & B are, respectively, $1200 & $240; respective variable costs are $480 & $160. The company's fixed costs are $1,800,000, per year. Compute the volume of sales in units of each product needed to: a. breakeven b. earn $800,000 of income before income taxes c. earn $800,000 of income after income taxes, assuming a 30% tax rate