1 d. the minimum cost associated with a certain quantity produced. 2  e. 3  none of the above. 4  Assume that in the short-run a firm which is producing 100 units of output has average total costs of $200 and average variable costs of $150. In the short-run the Sure-Screen T-Shirt Company is producing 500 units of output. 2  Its average variable costs are $2.00 and its average fixed costs are $0.50. 3  The firm's total costs: 4  a. are $2.50.
According to Nancy Morgan, RN, at Wound Care Advisor, hydrocolloid dressings, such as Duoderm, need to be changed every three to seven days, depending on the amount of seepage from the wound. Duoderm Signal dressing contains a green line that indicates when the dressing needs to be changed. Keep Learning.
Headgear needs to be worn between 12â22 hours each day to be effective in correcting the overbite, typically for 12 to 18 months depending on the severity of the overbite, how much it is worn and what growth stage the patient is in.Typically the prescribed daily wear time will be between 14 and 16 hours a day.eadgear needs to be worn between 12â22 hours each day to be effective in correcting the overbite, typically for 12 to 18 months depending on the severity of the overbite, how much it is worn and what growth stage the patient is in.