Independent/Dependent Variables

A ______variable whose value changes in response to another variable.

• dependent

• independent

Identify the independent variable:

The number of pages read (p) and the time spent reading (t)

• p

• t

Identify the dependent variable:

The profit (p) and the number of candy sold (c)

• c

• p

Identify the dependent variable:

The number of minutes spent talking on the phone (m) and the amount of a cell phone bill (a)

• a

• m

Identify the independent variable:

Dollars earned (d) and the number of hours spent babysitting (h)

• h

• d

Identify the independent variable:

Wait time (t) and number of people (p) in line to ride the Hogwarts Express

• p

• t

Find the dependent variable:

Surface area of walls in a room (a) and the amount of paint used (p)

• a

• p

Every week Ruby is paid d dollars for working h hours. What is the dependent variable in this situation?

• d dollars

• h hours

The number of omelets Ben makes (o) and the number of eggs (e). Draw the letter of the dependent variable below.

Write your own situation in which the number of tennis players (p) is an independent variable.

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