Find the contribution margin per unit of Product A and the contribution margin ratio of product A

Product A Product B Sales price per unit Direct labor cost per unit Direct material per unit Variable overhead per unit Variable cost per unit Sales mix (for multi product questions) $8.00 $1.65 $2.30 $0.90 $4.85 70% $12.00 $2.80 $2.75 $1.46 $7.01 30% Fixed factory overhead $598,322 Fixed General and administrative expense $226,800 Income tax rate 30.00%