(a) Determine sales mix percentage and contribution margin ratio for each division. Sales Mix Percentage Tablet division % de % MP3 Player division Contribution Margin Ratio 9 Tablet division 9 MP3 Player division ) (b). Calculate the company's weighted-average contribution margin ratio. (Round computations and final answer to 2 decimal places, es 15.26%.) Weighted average contribution margin ratio (c). Calculate the company's break-even point in dollars. (Round computations to 2 decimal places and final answer to decimal places, es 1,526.) Break-even point Id). Determine the sales level in dollars for each division at the break-even point. (Round computations to 2 decimal places and final answers to decimal places, eg. 1.526.) Break-even point Tablet division MP3 Player division