Segment DF has a point E on it, so that the ratio of DE:EF is 2:3. What fraction of DF is DE? (__/__)

Now, multiply that fraction by the length of DF, and place point E that far from point D. Where should
point E be placed?
(___,0)

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

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?

The length of a lap is 15 meters. if lisa wants to swim 450 meters this week, how many laps must she swim