Lydia is going to drive from her house to City A without stopping. Let DD represent Lydia's distance from City A tt hours after leaving her house. A graph of DD is shown below. Write an equation for DD then state the slope of the graph and determine its interpretation in the context of the problem.

Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 25002500 grams and a standard deviation of 800800 grams while babies born after a gestation period of 40 weeks have a mean weight of 27002700 grams and a standard deviation of 385385 grams. if a 3232-week gestation period baby weighs 21252125 grams and a 4040-week gestation period baby weighs 23252325 grams, find the corresponding z-scores. which baby weighs lessless relative to the gestation period?