Independent and Dependent Variables

The independent quantities are represented by these values: 0.15, 0.25, 0.5, and 1.0                         

• True

• False

The time spent working causes the amount earned.

• True

• False

The time spent working is the independent quantity.

• True

• False

The dependent quantities are represented by these values: 10, 20, 30, 40, and 50.

• True

• False

• time

• distance

• input

• output

• linear

• piecewise

What is the dependent variable in the equation y = 3x - 2?

• y

• x

• -2

• 3x

Which is the dependent variable?

• x

• y

• -1/2

• 4

Elizabeth hired a cleaning service to clean her house. To find C, the total cost of cleaning her house, she used the following equation.

C = 7.5x + 25

What is the dependent variable for the equation?

• 7.25

• 25

• C

• x

Which is the dependent variable?

• x

• y

• -1/2

• 4

Function d give the distance of an airplane from the terminal gate t minutes after leaving the gate. Distance is measured in meters. Here is a graph that represents D.

The independent variable in this function is ​ (a)   .

The dependent variable in this function is ​ (b)   ​ .

The independent variable is also known as the ​ (c)   .

The dependent variable is also known as the ​ (d)   .

​

• time

• distance

• input

• output

• linear

• piecewise