Lucy collects data from a random sample of seventh-graders. out of 40 respondents, 7 attend afterschool programs. of the 200 seventh-graders attending lucy’s school, how many would be expected to attend afterschool programs?

Plz need answer now will mark which situations represent linear functions? check all that apply. a)the temperature rises and falls over the course of a day. temperature is a function of time. b)a baseball is hit into the outfield. the height of the ball is a function of time. c)a car goes 55 mph on the highway. distance is a function of time. d)a child grew 2 inches this year and 1 inch last year. height is a function of time. e)a movie director makes 2 movies per year. the number of movies is a function of the years.

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?