Independent and Dependent Real World

The change in the height of the plant depends on the amount of fertilizer added to the soil.

• 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

The time spent working depends on the amount earned.

• True

• False

The independent quantities are represented by these values: 1, 2, 3, 4, and 5.

• True

• False

• The dependent variable is total cost
• The dependent variable is weight
• The independent variable is total cost
• The independent variable is cost of a package

On a graph, which axis shows the independent variable?

• x-axis

• y-axis

• neither

• it changes

Which equation shows the number of bottles left, y, after x days? A family buys a case of water with 48 bottles and drinks 5 bottles per day.

• y = 48x + 5

• y = -5 + 48x

• y = -5x - 48

• y = 48 - 5x

Molly harvests mushrooms in the forests of Oregon and then sells them to local restaurant chefs. The greater the weight of the mushrooms, the greater their value.

w = the weight of the mushrooms

v = the value of the mushrooms

• v is the independent variable and w is the dependent variable

• w is the independent variable and v is the dependent variable