Independent and Dependent Quantities from Graphs

Which list shows the dependent quantities in the graph?

• 5, 10, 15, 20, 25, 30, 35

• 3, 6, 9, 12, 15, 18, 21

• 1, 2, 3, 4, 5, 6, 7

• 2, 4, 6, 8, 10, 12, 14

Which statement is true?

• The total cost is the dependent quantity because it depends on the weight of the package.

• The weight of the package dependent quantity because it depends on the total cost.

• The total cost is the independent quantity because it is represented on the y-axis.

• The weight is the independent quantity because it is represented on the y-axis.

Which is correct?

• The Independent Variable is distance

• The Dependent Variable is distance

The Independent Quantities shown are:

• 3,4,5,6,7

• -15, -20, -25, -30, -35

• 1, 8, 9, 10, 11, 12

• There are all dependent quantities

Is the picture showing an additive or a multiplicative relationship?

• Additive

• Multiplicative

Name the INDEPENDENT variable from the table below.

• Words

• Minutes

Name the DEPENDENT variable from the table below.

• Minutes

• Bubbles

The table below shows the relationship between the number of miles traveled and the number of gallons of gas used. Which of the following statements best represents the relationship?

• The number of miles is the dependent quantity and the number of gallons is the independent quantity.

• The number of miles and the number of gallons are both dependent quantities.

• The number of gallons and the number of miles are both independent quantities.

• The number of miles is the independent quantity and the number of gallons is the dependent quantity.

The graph shows the amount of money that Janice saves each week from her summer job. Which best represents the dependent variable?

• The number of weeks

• The amount earned each week

• The total savings in dollars

• The number of hours worked each week

The table shows the relationship between the distance away from the airport and the cost of a taxi ride to the airport. Which equation best represents the relationship in the table?

• c = 2.5d

• d = 2.5c