Personal 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 $831,600 $488,400 $1,320,000 Variable costs 590.436 268,620 859,056 Contribution margin $241.164 $219.780 460.944 Fixed costs 141,426 Net income $319,518 (a) Determine sales mix percentage and contribution margin ratio for each division, Sales Mix Percentage Tablet division % MP3 Player division Contribution Margin Ratio Tablet division MP3 Player division