Solve for v in terms of s, t, v. u=-tsv

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?

When rolling 26 sided number cube what are the chances some of the role will be seven

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?