In order to enter the state fair, there is an admission cost. Each game is $3. Avery went to the state fair, played 4 games and spent a total of $20 on admission and games. Assume the relationship is linear. Find the rate of change and the initial value.

Rate of Change: $3, Initial Value: $8

Rate of Change: $20, Initial Value: $3

Rate of Change: $8, Initial Value: $20

When Charlotte planted her tomato plant, it grew 3 inches in one week. After 5 weeks, the tomato plant was 23 inches tall. Assume the relationship is linear. Find the rate of change and the initial value.

Rate of Change = 3, Initial Value = 8

Rate of Change = 8, Initial Value = 3

Rate of Change = 5, Initial Value = 8

Rate of Change = 3, Initial Value = 23

Janice is saving money for retirement. The equation y = 500x + 12,000 models her retirement savings where y is the total she has saved in dollars, and x is the number of months. Interpret the y-intercept.

Janice started with $12,000 in her account

Janice started with $500 in her account

Each month, Janice saves an additional $500

Each month, Janice saves an additional $12,000

Identify and explain the meaning of the initial value within the context of this problem.

$0; where the line crosses the y-axis.

$10; Thomas charges a set fee of $10

Jared is building a treehouse. He pays $75 for materials and pays his friend $12 per hour to help him build the treehouse. What is the y-intercept, and what does it mean in the context of this problem?

$75,the initial value for building the treehouse

$87, the total cost for building a treehouse

Module 5 Mid-Chapter Review 8th Grade

Quiz

•

Mathematics

•

8th Grade

•

Practice Problem

•

Easy

•

CCSS

8.F.A.1, 8.F.B.4, HSF-LE.A.1B

+7

Standards-aligned

Kristen Williams

Used 4+ times

FREE Resource

30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the definition of function?

Has inputs and outputs

Every input has only ONE output

Inputs have different outputs every time

x-values and y-values

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which graph is NOT a function?

Graph 1

Graph 2

Graph 3

Graph 4

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which graph is a function?

Graph 1

Graph 2

Graph 3

Graph 4

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Does this mapping diagram represent a function?

No, because there are repeating input values

Yes, because there are no repeating input values

Tags

CCSS.8.F.A.1

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Is the relation a function? Why.

Yes, because the x-value 11 has two y-values pair with it.

Yes, because each x-value has only one y-value paired with it.

No, because the x-value 11 has two y-values pair with it.

No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Is this a function?

yes

no

Tags

CCSS.8.F.A.1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Is this a function?

Function

Not a Function

Tags

CCSS.8.F.A.1

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Module 5 Mid-Chapter Review 8th Grade

30 questions

What is the definition of function?

Which graph is NOT a function?

Which graph is a function?

Does this mapping diagram represent a function?

Is the relation a function? Why.

Is this a function?

Is this a function?

Is this graph a function or not a function?

Is this graph a function or not a function?

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