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).
To calculate, we divide $13,200 (the return), by $100,000 (the investment), so our total ROI is 13.2%, which is quite substantial. Keep in mind that this is a grossânot netâfigure, because I havenât calculated in other likely costs that may hit during the year, such as taxes and insurance.