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Identifying Dependent and Independent Variables

Authored by Anthony Clark

Mathematics

8th Grade

CCSS covered

Used 2+ times

Identifying Dependent and Independent Variables
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the independent variable?

The number of students in a class, s, and the number of desks needed, d

number of students in a class, s

number of desks needed, d

number of desks in a class, d

number of students needed, s

Tags

CCSS.6.EE.C.9

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the dependent variable?

The number of students in a class, s, and the number of desks needed, d

number of students in a class, s

number of desks needed, d

number of desks in a class, d

number of students needed, s

Tags

CCSS.6.EE.C.9

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the independent variable?

The number of candles on a birthday cake, c, and that person's age, a

number of candles on a birthday cake, c

that person's age, a

Tags

CCSS.6.EE.C.9

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the dependent variable?

The number of candles on a birthday cake, c, and that person's age, a

number of candles on a birthday cake, c

that person's age, a

Tags

CCSS.6.EE.C.9

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A phone company charges a base rate of $40 a month for service. The user is charged $0.20 a minute for every minute used. The total amount charge to the customer, p, for any number of minutes, m, can be represented by the function
p = .2m + 40.
What is the dependent variable?

The # of minutes used

The base rate of $40

The total amount charged to the customer

The $0.20 per minute

Tags

CCSS.6.EE.C.9

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Elizabeth hired a cleaning service to clean her house. To find C, the total cost of cleaning her house, she used the following equation.

C = 7.5x + 25

What is the dependent variable for the equation?

7.25

25

C

x

Tags

CCSS.6.EE.C.9

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The dependent variable is:

x

y

Tags

CCSS.6.EE.C.9

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