Hence, at a production level of 500 units, the total electric cost is $8,000 [$3,000 + ($10 x 500)]. The mixed cost illustrated in the above chart is called a step function. An example of such cost behavior would be the total salary expense for shift supervisors.
Product Summary. A plastic tack is a kind of tack made of the material of plastic which is a material of a wide range of synthetic or semi-synthetic organic solids used in the manufacture of industrial products. Plastics are typically polymers of high molecular mass, and may contain other substances to improve performance and/or reduce production costs.
Definition of tack for Students. 1  1 : a small nail with a sharp point and usually a broad flat head. 2  2 : the direction a ship is sailing as shown by the position the sails are set in. 3  3 : a course or method of action Since I wasn't getting any answers, I decided to try a different tack. 4  4 : a temporary stitch used in sewing.