Interpret Slope and Initial Value

Interpret Slope and Initial Value

8th Grade

10 Qs

quiz-placeholder

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Interpret Slope and Initial Value

Interpret Slope and Initial Value

Assessment

Quiz

Mathematics

8th Grade

Practice Problem

Hard

CCSS
8.F.B.4, 8.F.A.2, HSF-LE.A.1B

+4

Standards-aligned

Created by

Anthony Clark

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What has the GREATER rate of change.

y = 7x + 10

Someone who starts with $6 and gets $8 each day.

y = 5x + 20

Someone who starts with $8 and gets $6 each day.

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What has the greater rate of change?

Media Image

y = 19x +39

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The trade-in value, V, of a certain model of automobile can be determined using the function V(x)=25000-0.25x, where x is the mileage. Which of the following statements is the best interpretation of the slope?

The value of the car increases as the mileage increases.

The selling price of the car when it is new is $25,000.

The trade-in value of the car decreases $4 for every additional mile driven.

The trade-in value of the car decreases $1 for every additional 4 miles driven.

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Mr. Lewis is having the exterior of his house painted. The painters charge $35 per hour plus the cost of materials. After 20 hours of work, Mr. Lewis owes the painters $840. Assume the relationship is linear. Which statement is TRUE?

The rate of change is $20 per hour.

The cost of the materials is $840.

The $35 rate of change represents the total cost to paint the house

The cost of the materials was $140.

Tags

CCSS.HSF-LE.A.1B

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the rate of change for the equation y= 5x - 2

-2/5

5/-2

5

-2

Tags

CCSS.HSF-LE.A.1B

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The equation y = 30x + 15 represents the money in Jim's bank account.  Interpret the slope.

The slope is 15.  It represents how much money Jim starts with.

The slope is 2.  It represents how much money Jim deposits each day.

The slope is 30.  It represents how much money Jim starts with.

The slope is 30.  It represents how much money Jim deposits each day.

Tags

CCSS.HSF.LE.B.5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The Southeast Polk Junior High teachers go to the Bowl-O-Rama on Friday after school.The cost to bowl per game is $3 and to rent shoes for the night is $2. What represents the slope?

Number of teachers

Cost per game

Cost for shoes

Number of games

Tags

CCSS.8.EE.B.5

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