Cullumber Electronix sells computer tablets and MP3 players. The business is divided into two divisions along product lines. CVP income statements for a recent quarter's activity are presented below. Tablet Division MP3 Player Division Total Sales Variable costs $787,500 $462,500 $1,250,000 574.875 254.375 829,250 Contribution margin $212.625 $208.125 420,750 Fixed costs 138006 Net income $282,744 (a) Determine the sales mix percentage based on sales dollars and contribution margin ratio for each division. Sales Mix Percentage Tablet division MP3 Player division Tablet division MP3 Player division (b) % Contribution Margin Ratio %