Quiz about Key Features of Linear Functions

Question 1

What is the cost of renting a car and driving it 40 miles?

Accepted Answer

$42

Answer

$50

Answer

$38

Answer

$27

Question 2

What is the y-intercept and what does it mean for the context of the problem?

Accepted Answer

(0, 32). This means that the cost before renting the car is $32

Answer

(10, 35). This means that at 10 miles driven, the cost is $35.

Answer

(30,40). This means that the cost after 30 miles driven is $40

Question 3

What is the y-intercept and what does it mean for the context of the problem?

Accepted Answer

(0, 0). This means that the cost before tax is $0.

Answer

(10, 0). This means that the cost before tax is $10 and the cost after tax is $0.

Answer

(6, 7.50). This means that the cost before tax is $6 and the cost after tax is $7.50

Question 4

How many days does it take for the plant to reach a height of 7 cm?

Accepted Answer

6

Answer

5

Answer

7

Answer

8

Question 5

What is the average rate of growth?

Accepted Answer

1 cm/day

Answer

2 cm/day

Answer

2 days/cm

Answer

1 day/cm

Question 6

What is the y-intercept and what does it mean for the context?

Accepted Answer

(0, 1). The height of the plant was 1 cm. at the start

Answer

(0, 0) The plant was 0 cm. tall at the start.

Answer

(1, 9). The height reaches a peak of 9 cm.

Question 7

Question 7.

Accepted Answer

G

Answer

F

Answer

H

Answer

J

Question 8

Question 8.

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 9

Question 9.

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 10

Question 10.

Accepted Answer

Taylor can write 25 words per minute

Answer

Taylor can write 6 words per minute

Answer

Taylor can write 50 words per minute

Answer

Taylor can write 150 words per minute

Question 11

How much does it cost to have your lawn mowed for 2 hours?

Accepted Answer

$18

Answer

$16

Answer

$17

Answer

$19

Question 12

What is another word for "increase"

Accepted Answer

rise

Answer

fall

Answer

decrease

Answer

drop

Question 13

_{What is the y-intercept of the line?}

Accepted Answer

(0-1)

Answer

(-1,0)

Answer

(-1,-3)

Answer

(1,1)

Question 14

^{What is the x- intercept of the line?}

Accepted Answer

(-1,0)

Answer

(0,-1)

Answer

(-2,0)

Answer

(0,-2)

Question 15

Find the slope of the line.

Accepted Answer

1/2

Answer

-1/2

Answer

2

Answer

-2

Question 16

Find the slope

Accepted Answer

4/5

Answer

5/4

Answer

-5/4

Answer

-4/5

Question 17

What is the name of this symbol?

<

Accepted Answer

Less than

Answer

Greater than

Answer

Less than or equal to

Answer

Greater than or equal to

Question 18

What is the name of this symbol?

>

Accepted Answer

Greater than

Answer

Less than

Answer

Less than or equal to

Answer

Greater than or equal to

Question 19

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

Accepted Answer

D: {-4, 0, 1, 2}
R:{-4, -3, 1}

Answer

D: {1, -3, -4,}
R: {0, 1, 2, -4}

Answer

D: {0, 1, 2, 3, 4}
R:{1, -3, -4}

Answer

D: {0, 1, 2, -4}
R: {1, -3, -4, 1}

Question 20

All of the y values or outputs are called what?

Accepted Answer

Range

Answer

Domain

Answer

Relation

Answer

Function

Question 21

The cost of buying different amounts of blank DVDs is shown in the table below. What does the rate of change represent?

Accepted Answer

Price per DVD

Answer

Total price of DVDs purchased

Answer

Total number of DVDs purchased

Answer

Number of DVDs per price

Question 22

Jimmie runs a game at the Spring Time Carnival. What does the y-intercept represent?

Accepted Answer

The number of prizes the carnival has before 0 games are played

Answer

The number of prizes left per number of games played

Answer

The number of games played before running out of prizes

Answer

There were 125 prizes left when 20 games were played.

Question 23

Question 23.

Accepted Answer

Not a Function

Answer

Function

Key Features of Linear Functions

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