Outdoor Luggage Inc. makes high-end, hard-sided luggage for sports equipment. Data concerning three of the company's most popular models appear below. Ski Guard $310 $150 Golf Guard $330 $150 Fishing Guard $275 $ 85 Selling price per unit Variable cost per unit Plastic injection moulding machine processing time required per unit Kgs of plastic pellets per unit 8 min 7 kg 15 min 9 kg 5 min 10 kg Required: 1-a. The total time available on the plastic injection moulding machine is the constraint in the production process. What is the contribution margin per unit of the constrained resources for Ski Guard, Golf Guard and Fishing Guard? Ski Guard Golf Guard Fishing Guard Selling price per unit Variable cost per unit Contribution margin per unit Plastic injection molding machine processing time required to produce one unit Contribution margin per unit of the constrained resource minutes minutes minutes per minute per minute per minute 2-a. A severe shortage of plastic pellets has required the company to cut back its production so much that the plastic injection moulding machine is no longer the bottleneck. Instead, the constraint is the total available kilograms of plastic pellets. What is the contribution margin per unit of the constrained resources for Ski Guard, Golf Guard and Fishing Guard? Ski Guard Golf Guard Fishing Guard Selling price per unit Variable cost per unit Contribution margin per unit Kgs of plastic pellets required to produce one unit Contribution margin per unit of the constrained resource $ 0 $ 0 $ 0 kgs kgs 0 per kg kgs o per kg 0 per kg