Independent and Dependent Quantities

Which list represents the independent quantities shown in the table?

• {-15, 3, -20, 4, -25, 5, -30, 6, -35, 7}

• {-12, -16, -20, -24, -28}

• {-15, -20, -25, -30, -35}

• {3, 4, 5, 6, 7}

Which list represents the dependent quantities shown in the table?

• <-15, 3, -20, 4, -25, 5, -30, 6, -35->

• <-12, -16, -20, -24, -28->

• <-15, -20, -25, -30, -35->

• <-3, 4, 5, 6, 7->

• {1 ,2 ,3 ,4 ,5 ,6 ,7 ,8 ,9}

• {0 ,1 ,2 ,3 ,4 ,5 ,6 ,7 ,8 ,9}

• {2 ,4 ,6 ,8 ,10, 12 ,14 ,16 ,18}

• {0, 2, 4, 6, 8, 10, 12, 14, 16, 18}

• A

• B

• C

• D

Which is the dependent variable?

• x

• y

• -1/2

• 4

In the equation y = 2x - 4, what is the dependent variable?

• 2x

• x

• -4

• y

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

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

What is the dependent variable on the graph?

• Number of Hours (h)

• Cost (c)