2. Sleep Corporation manufactures and sells three different types of mattresses. They are referred to as Good, Supreme, and Ultimate mattresses. Stuffing and fluffing time is limited. More time is required to stuff and fluff the pads used in the Supreme and Ultimate mattresses. Additional information is d below Good Ultimate $80.00 46.80 $33.20 0.4 hrs Selling price Variable costs and expenses .00 475.00 $110.40$524.00 194.60 Stuffing and fluffing time required 1.2hrs 6 hrs a) What is the contribution margin per unit of limited resource for each type of mattress? b) If additional stuffing and fluffing time could be obtained, how should the additional capacity be used? Additional capacity should be used to make mattresses