Unit 3B Test: Exploring Proportional and Nonproportional Relationships

1

Select all of the following that are proportional relationships.

MP.5

1

Order the lines from flattest to steepest slope.

A, B, C

B, C, A

C, B, A

C, A, B

A.3.b

1

Without calculating the slope, match the following slope values with the appropriate line.

Stavka koja se može prevući		Odgovarajuća stavka
		Line A
		Line B
		Line C
		Line D

A.3.b

1

Three students saved money for four weeks. Carla saved the same amount of money each week for 4 weeks. She made this table to show how much money she saved.

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Antwan saved the same amount of money each week for 4 weeks. He made this graph to show how much money he saved.

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Omar saved the same amount of money each week for 4 weeks. He wrote the equation S = 2.5w to show how much he saved. In the equation, S is the total amount of money saved, in dollars, and w is the number of weeks.

Identify the student who saved the greatest amount of money each week.

A.3.b

1

The temperature in Fairbanks, Alaska begins at -2ºF and gets 3 degrees warmer each hour.
Temperatures in Juneau, Alaska are modeled in the graph shown.
Which of the following statements are true about the different cities in Alaska.

Fairbanks has a greater rate of change and a greater initial value.

Fairbanks has a greater rate of change and a lesser initial value.

Fairbanks has a lesser rate of change and a greater initial value.

Fairbanks has a lesser rate of change and a lesser initial value.

MP.5

1

Give the domain and range of the relation. Tell whether the relation is a function.

D: {–5, –1, 3, 5}; R: {-2, 0, 3} The relation is a function.

D: {–5, –1, 3, 5}; R: {-2, 0, 3} The relation is not a function.

D: {-2, 0, 3}; R: {–5, –1, 3, 5} The relation is a function.

D: {-2, 0, 3}; R: {–5, –1, 3, 5} The relation is not a function.

MP.4

1

Find the domain and range of the given relation. Determine if the relation is a function.
(1, 3), (-2, 4), (5, 4)

D: { -2, 1, 5} R: {3,4} The relation is a function.

D: { -2, 1, 5} R: {3,4} The relation is not a function.

D: { 3, 4} R: {-2, 1, 5} The relation is a function.

D: { 3, 4} R: {-2, 1, 5} The relation is not a function.

MP.4

1

Give the domain and range of the relation. Tell whether the relation is a function.

MP.4

1

For which interval is the function increasing and changing by a constant rate of change?

between -4 and -2

between -2 and 0

between 0 and 2

between 2 and 4

MP.4

1

Which situation most accurately matches the graph?

A student rides his skateboard to another friend's house. After 30 minutes, he leaves and walks to the store.

A student walks up a steep hill, then walks on a flat road before walking up another hill.

A student runs home from school, sits at home for 30 minutes, and then goes out to another friend’s house.

MP.4

1

The graph below shows the temperature in the tank over time.

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What is the slope?

What is the y-intercept?

MP.5

1

Triangle ADE is graphed on a coordinate grid.

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What is the slope of the line containing line segment AC?

What is the slope of the line containing line segment AE?

Explain the relationship between line segments AC and AE.

The ordered pair (9, y) defines the location of point F, which is also on line AE. What is the value of y for this ordered pair?

A.3.b

1

Find the slope of each line.

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Slope of Line A?

Slope of Line B?

Slope of Line C?

A.3.b

1

Mike had $10 and saved $20 each week to buy a new iPhone.

What is the slope?

What does the slope mean in context?

What is the y-intercept?

What does the y-intercept mean in context?

MP.5

1

The table below shows the number of weeks Elena has been saving money and how many dollars in her savings account.

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What is the slope?

What does the slope mean in context?

What is the y-intercept?

What does the y-intercept mean in context?

MP.5

1

Select all that are functions.

MP.4

Unit 3B Test: Exploring Proportional and Nonproportional Relationships

Select all of the following that are proportional relationships.

Order the lines from flattest to steepest slope.

Without calculating the slope, match the following slope values with the appropriate line.

The temperature in Fairbanks, Alaska begins at -2ºF and gets 3 degrees warmer each hour.Temperatures in Juneau, Alaska are modeled in the graph shown.Which of the following statements are true about the different cities in Alaska.

Give the domain and range of the relation. Tell whether the relation is a function.

Find the domain and range of the given relation. Determine if the relation is a function.(1, 3), (-2, 4), (5, 4)

Give the domain and range of the relation. Tell whether the relation is a function.

For which interval is the function increasing and changing by a constant rate of change?

Which situation most accurately matches the graph?

Select all that are functions.

Select all of the following that are proportional relationships.

Order the lines from flattest to steepest slope.

Without calculating the slope, match the following slope values with the appropriate line.

The temperature in Fairbanks, Alaska begins at -2ºF and gets 3 degrees warmer each hour.Temperatures in Juneau, Alaska are modeled in the graph shown.Which of the following statements are true about the different cities in Alaska.

Give the domain and range of the relation. Tell whether the relation is a function.

Find the domain and range of the given relation. Determine if the relation is a function.(1, 3), (-2, 4), (5, 4)

Give the domain and range of the relation. Tell whether the relation is a function.

For which interval is the function increasing and changing by a constant rate of change?

Which situation most accurately matches the graph?

Select all that are functions.

The temperature in Fairbanks, Alaska begins at -2ºF and gets 3 degrees warmer each hour.
Temperatures in Juneau, Alaska are modeled in the graph shown.
Which of the following statements are true about the different cities in Alaska.

Find the domain and range of the given relation. Determine if the relation is a function.
(1, 3), (-2, 4), (5, 4)

The temperature in Fairbanks, Alaska begins at -2ºF and gets 3 degrees warmer each hour.
Temperatures in Juneau, Alaska are modeled in the graph shown.
Which of the following statements are true about the different cities in Alaska.

Find the domain and range of the given relation. Determine if the relation is a function.
(1, 3), (-2, 4), (5, 4)