Functions, Relations, Dependent Variables, Independent Variables

Functions, Relations, Dependent Variables, Independent Variables

8th Grade

19 Qs

quiz-placeholder

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Functions, Relations, Dependent Variables, Independent Variables

Functions, Relations, Dependent Variables, Independent Variables

Assessment

Quiz

Mathematics

8th Grade

Hard

Created by

Anthony Clark

FREE Resource

19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Is this table a function or not a function? 

Function

Not a Function

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Does the graph represent a function?

Yes, because the vertical line test shows there are no repeating input values

No, because the vertical line test shows there are repeating input values

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Identify the independent and dependent variables.

time; temperature

temperature; time

4.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

List the ordered pairs

(1,3), (2,6), (3,9), (4,12)

(3,1), (6,2), (9,3), (12,4)

Input and Output

Output and Input

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

6.

DRAG AND DROP QUESTION

1 min • 1 pt

Media Image

The independent variable is ​ (a)  

The dependent variable is ​ (b)  

t

C

0.15

$35.00

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the dependent variable in the equation y = 3x - 2?

y

x

-2

3x

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