Assume MIX Incorporated has sales volume of $1,288,000 for two products with May sales and contribution margin ratios as follows: Product A: Sales $496,000; Contribution Margin Ratio 30% Product B: Sales $792,000; Contribution Margin Ratio 60% Required: Assume MIXs fixed expenses are $332,000. Calculate the May total contribution margin, operating income, average contribution margin ratio, and breakeven sales volume.