In Mr. Johnson's third and fourth period classes, 30% of the students earned a 4 on a quiz. Let w be the total number of students in Mr. Johnson's two classes. Answer the following questions, and show your
work to support your answers.
of the students who earned a 4, 40% of them are boys. How many girls earned a 4?

ci

step-by-step explanation:

choice b is correct

step-by-step explanation:

we have been given the following system of inequalities;

we are required to graph the solution to the system of inequalities. using a graphing tool, the graph of the system is as shown in the attachment. the continuous line represents the graph of while the dotted line represents .

the answer is the option b

the range is all real numbers

step-by-step explanation:

we know that

the absolute value parent function is equal to

see the attached figure to better understand the problem

so

a. it is v-shaped > is true

b. the range is all real numbers > is not true

because the range is the > [0,∞)

all real numbers greater than or equal to zero

c. it goes through the origin > is true

d. the domain is all real numbers > is true

step-by-step explanation: