A Under her cell phone plan, Julieta pays a flat cost of $61.50 per month and $5 per
gigabyte. She wants to keep her bill at $78 per month. Write and solve an equation
which can be used to determine g, the number of gigabytes of data Julieta can use
while staying within her budget.

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?