Personal Electronix sells computer tablets and MP3 players. The business is divided into two divisions along product lines. CVP income statements for a recent quarters activity are presented below. Tablet Division MP3 Player Division Total Sales $780,800 $439,200 $1,220,000 Variable costs 554,368 259,128 813,496 Contribution margin $226,432 $180,072 406,504 Fixed costs 134,946 Net income $271,558 (a) Determine sales mix percentage and contribution margin ratio for each division. Sales Mix Percentage Tablet division enter a share of the division in percentages % MP3 Player division enter a share of the division in percentages % Contribution Margin Ratio Tablet division enter percentages % MP3 Player division enter percentages %