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Representing Function Relationships

Authored by Anthony Clark

Mathematics

8th Grade

CCSS covered

Representing Function Relationships
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12 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

According to the graph, what is the cost for 4 shirts?

about $4

about $12

about $36

about $56

Tags

CCSS.HSF.IF.B.4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

According to the graph, what is the cost for 4 pounds of bananas?

20 cents

60 cents

100 cents

150 cents

Tags

CCSS.HSF.LE.B.5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Maria makes $15 an hour babysitting.  What equation can be used to represent the amount of money she makes per hour?

y = x + 15

y = 15x

y = 15/x

y = 15 - x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Is this a function? 

Yes, because every input has exactly one output

No, because -1 has more than one output 

No, because 3 is in the input and the output 

Tags

CCSS.8.F.A.1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is a rule that assigns exactly one output to ever input? 

mapping diagram

table 

function

function notation 

Tags

CCSS.8.F.A.1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Is this a function? 

Yes, because 15 is assigned the output value of 7 and 9

No, because 15 has more than one output 

No, because -1, 0, and 15 have the same output value of 9 

Tags

CCSS.8.F.A.1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Is the table on the left a function? 

Yes, because every input has exactly one output

No, because 1 and 3 have the same output value 

Tags

CCSS.8.F.A.1

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