Independent and Dependent Word Problems

You are selling cupcakes for $3. If you sell 5 cupcakes you have $18.

What are the independent and dependent variables in the scenario?

• Independent: Money made Dependent: cupcakes

• Independent: cupcakes Dependent: money made

• Independent: $18 Dependent: 5 cupcakes

• Independent: 5 cupcakes Dependent: $18

The population of fish in a pond is decreasing at a rate of 2 fish per month. After 3 months there are 50 fish left.

What are the independent and dependent variables for this scenario?

• Independent: 3 months Dependent: 50 fish

• Independent: 50 fish Dependent: 3 months

• Independent: months Dependent: fish

• Independent: fish Dependent: months

Write an equation to represent the relationship between the dependent and independent variable.

• 4s = g

  s dependent

  g is independent

• 4s = g

  s is independent

  g is dependent.

• 4g = s

  s dependent

  g is independent

• 4g = s

  s is independent

  g is dependent.

Write an equation to represent the relationship between the dependent and independent variable. Explain in words how your equation shows the relationship between the dependent and independent variables.

The independent quantities are represented by these values: 0.15, 0.25, 0.5, and 1.0                         

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

• True

• False

Which label best describes the dependent quantities shown in the table?

• Number of tickets (t)

• Cost (c)