La empresa de alimentos Buen Gusto le hizo la siguiente pregunta a 100 estudiantes del colegio Ridgemont elegidos al azar: "¿para el lunch prefieres pizza o una hamburguesa vegetariana?", y el \( 67 \% \) contestó "pizza". Con base en esta información, ¿cuáles de las siguientes conclusiones son válidas? Escoge 1 respuesta: A Más o menos el \( 67 \% \) de todos los estudiantes del colegio Ridgemont B B \( 67 \% \) de los estudiantes de la muestra prefiere pizza para el lunch, pero no podemos concluir nada acerca de la

A parabola opening up or down has vertex \( (-3,-3) \) and passes through \( \left(14, \frac{241}{16}\right) \). Write its equation in vertex form. Simplify any fractions.

What is \( (f-g)(x) ? \) \[ \begin{array}{l}f(x)=-x^{2}+4 x \\ g(x)=3 x+3\end{array} \]

L \( g(x)=\left|\frac{1}{2} x\right|-2 \) To obtain the graph of \( g(x)=\left|\frac{1}{2} x\right|-2 \), start with the graph of \( y=\square \) of the following function can be obtained from one of the basic graphs.

During the holiday season, Brianna sold scarves at a kiosk in a shopping mall. Embroidered floral scarves cost \( \$ 27 \) each, and sheer chevron scarves cost \( \$ 13 \). One day she sold 42 scarves. Total recelpts for the day were \( \$ 770 \). How many of each kind of scarf did she sell? Brianna sold \( \square \) embroidered floral scarves and \( \square \) sheer chevron scarves.

4) Jane is about to ride a straight water slide. The length The splash pool at the end of the slide is 72 feet away from up to the launching platform. How high is the launching plat (1) feet