The ratio of fixed costs to the contribution margin is Break-even point. O Contibution margin ratio. O Profit margin. Operating profit. Bowie Inc., a manufacturer of earnings, has accumulated the following cost information for products A and B: A B Total Production volume 500 1,000 Engineering costs incurred $2,000 $3,000 $5,000 Engineering costs per batch $800 $1,500 Batch size 200 500 Total direct manufacturing labor hours 750 1,400 2,150 Direct manufacturing labor hours/unit 1.5 1.4 Assuming activity-based costing (ABC) is used, what is the engineering cost per unit for products A and B? A B $4.00 $3.00 Total direct manufacturing labor hours 750 1,400 2,150 Direct manufacturing labor hours/unit 1.5 1.4 Assuming activity-based costing (ABC) is used, what is the engineering cost per unit for products A and B? A B $4.00 $3.00 $2.67 $2.14 $1.60 $1.50 $10.00 $6.00