Independent Variable Dependent Variable

While on vacation, Heather plans to write some postcards to her friends. The number of postcards she can send depends on how many stamps she has. p = the number of postcards Heather can send s = the number of stamps Heather has

• p is the independent variable and s is the dependent

• s is the independent variable and p is the dependent

Belle manages the Hancock Orchard, which produces many different types of fruit, including pears. The more pear trees that have been planted in the orchard, the more barrels of pears the orchard will produce.

p = the number of pear trees that have been planted in the orchard
b = the number of barrels of pears the orchard will produce

• p is the independent variable and b is the dependent

• b is the independent variable and p is the dependent

At a fancy dinner party, the number of forks set out by the hostess is based on how many courses will be served.

f = the number of forks set out by the hostess

c = the number of courses served during dinner

• f is the independent variable and c is the dependent variable

• c is the independent variable and f is the dependent variable

  Submit

The students at Middletown High School are collecting food for a local food bank. The number of trucks needed to deliver the food to the food bank will depend on the amount of food collected.

t = the number of trucks needed to deliver the food

f = the amount of food collected

• t is the independent variable and f is the dependent variable

• f is the independent variable and t is the dependent variable

Dan is wrapping gifts to earn money for camp. He calculates the amount of wrapping paper he needs based on the number of gifts.

r = the number of rolls of wrapping paper

g = the number of gifts

• g is the independent variable and r is the dependent variable

• r is the independent variable and g is the dependent variable

Kimi is making a scrapbook. As she adds more photos, the scrapbook grows thicker.
p = the number of photos added
t = the thickness of the scrapbook

• t is the independent variable and p is the dependent variable

• p is the independent variable and t is the dependent variable

Allen is buying birthday candles for his grandmother's birthday cake. Her age, in years, will determine how many boxes of candles Allen will purchase. y = Allen's grandmother's age, in years b = how many boxes of candles Allen will purchase.

• b is the independent variable and y is the dependent variable

• y is the independent variable and b is the dependent variable

On a graph, which axis shows the independent variable?

• x-axis

• y-axis

• neither

• it changes

A(n) _____________ variable depends on or is changed by another variable.

• dependent

• independent

Which of the following is the label for the independent variable.

• Money Collected

• Raising Money

• Boxes Sold

• None of the above