6. Una piscina tiene 3 chorros que la llenan de agua durante el día. El primer chorro le suministra una cantidad de agua dada por la expresión: −
+
El segundo le suministra una cantidad de agua dada por la expresión:
+
+

Y el tercero le suministra una cantidad de agua igual a
+
−
+ .
La piscina cuenta con un drenaje, el cual sustrae una cantidad de agua que está expresada
por:
− +
+ .
a) ¿Cuál es la expresión que indica la cantidad total de agua en la piscina?
b) ¿Si el valor de “x” es igual a 4 y el valor de “y” es igual a 2, cuál será la cantidad de agua
en la piscina? Poner la respuesta con unidades de metros cúbicos.

A6 ounce bottle of dressing costs $1.56 a 14 ounce bottle costs $3.36 a 20 ounce bottle costs $5.60 which has the lowest cost per ounce

Identify the percent of change as an increase or a decrease. 75 people to 25 people response - correct increase decrease question 2 find the percent of change. round to the nearest tenth of a percent.

Stu and ambrose are working together on a study of whether diet is related to students' mental health. first, they randomly select 10 students from the student center and 10 students from the office of counseling and psychological services. then, they ask students to rate their diet in terms of healthiness on a scale of 1-100 before completing a 20-item mental health survey. a) name one of the constructs being studied b) how was the construct you named above operationally defined in this experiment? e) was the variable you described above their independent variable, their dependent variable, or a controlled variable? d) what is a confounding variable? what is a potential confound in this study?