Speech Difficulties in Down Syndrome. Down syndrome (DS) is an incurable genetic disorder that has a profound impact upon a personâs physical, mental, and social development. Children with DS have anatomical and physiological differences in the mouth and throat region that affect feeding, swallowing, and oral motor skills.
1 A gross refers to a group of 144 items (a dozen dozen or a square dozen).  A great gross refers to a group of 1728 items (a dozen gross or a cubic dozen).
Basics. Gross margin is a simple financial ratio that shows how much of your periodic revenue is left after you subtract costs of goods sold, or COGS. On a monthly revenue of $40,000 and COGS of $25,000, your gross margin is the $15,000 gross profit divided by the $40,000 revenue.This equals 0.375, or 37.5 percent.HARE SHARE TWEET EMAIL. While effective gross margin is important to bottom line profit, a good gross margin is relative to your expectations. For example, 30 percent may be a good margin in one industry and for one company, but not for another.