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.
tack - a short nail with a sharp point and a large head. carpet tack - used to nail down carpets. nail - a thin pointed piece of metal that is hammered into materials as a fastener. drawing pin, pushpin, thumbtack - a tack for attaching papers to a bulletin board or drawing board.