Quiz about Unit 5 Mid Unit Review

Question 1

Which of the following does a function have?

Accepted Answer

Inputs

Accepted Answer

Outputs

Answer

Evidence

Answer

Fractions

Question 2

A function is only a function if:

Accepted Answer

Each input has ONLY one output

Answer

It is linear

Answer

Each output has ONLY one input.

Answer

A constant rate of change

Question 3

A linear function has which of the following?

Accepted Answer

The same constant of proportionality

Accepted Answer

A constant rate of change

Accepted Answer

A straight line when graphed

Answer

Three variables in a linear relationship

Question 4

A function can be which of the following?

Accepted Answer

A rule

Accepted Answer

A relationship between two variables

Answer

One variable

Answer

An expression

Question 5

On which axis is the independent variable graphed?

Accepted Answer

X-axis

Answer

Either the x or y axis

Answer

Y-Axis

Answer

Z-Axis

Question 6

On which axis is the dependent variable graphed?

Accepted Answer

Y-axis

Answer

X-axis

Answer

Z-axis

Answer

Either axis

Question 7

The dependent variable is also called:

Accepted Answer

Output

Answer

Independent

Answer

Input

Answer

Co-efficient

Question 8

The independent variable is also called:

Accepted Answer

Input

Answer

Rule

Answer

Dependent

Answer

Ouput

Question 9

Tyler recorded what time of day it was and the temperature. Which statement below represents the relationship between these variables?

Accepted Answer

Temperature is a function of time

Answer

Time is a function of temperature

Answer

Time is the dependent variable

Answer

Temperature is the independent variable

Question 10

Joey earns $15 per hour working at a furniture store. Which of the following variables would apply to this relationship?

Accepted Answer

Money earned and the amount of hours worked

Answer

Days worked and amount of furniture purchased

Answer

Money earned and days worked

Answer

Money earned and discounts received

Question 11

The grocery store sells cantaloupes for $4.50 per pound.  Write a function to represent the cost, c, for the number of pounds of cantaloupes bought, p.

Accepted Answer

c = 4.5p

Answer

c = 45p

Answer

p = 4.5c

Answer

p = 45c

Question 12

The deli in the grocery store gives each customer a free cup of coffee worth $1.50.  Write a function to represent the situation.

Accepted Answer

y = 1.5x

Answer

y = 15x

Answer

x = 1.5y

Answer

x = 15y

Question 13

The deli in the grocery store gives each customer a free cup of coffee worth $1.50.  Is the function proportional or non-proportional?  Explain.

Accepted Answer

proportional; the ratios of cost to number of customers are equal

Answer

proportional; the ratios of cost to number of customers are not equal

Answer

non-proportional; the ratios of cost to number of customers are equal

Answer

non-proportional; the ratios of cost to number of customers are not equal

Question 14

Which of the following functions include the point (8, 2)

Accepted Answer

y = x - 6

Answer

y = 2x

Answer

y = x/4

Answer

4/x = y

Question 15

Which of the following functions contain the point (4, 12)

Accepted Answer

y = 3x

Accepted Answer

x = y/3

Answer

22x = y

Answer

x = 3y

Question 16

Given the equation: y = 2x + 5

When the input is 3, what is the output?

Accepted Answer

11

Answer

- 1

Answer

15

Answer

8

Question 17

Given the equation: 2x + 5 = y

When the input is 10, what is the output?

Accepted Answer

25

Answer

32

Answer

12

Answer

2/5

Question 18

The table shows the temperature of a light bulb. Which of the following statements are true?

Accepted Answer

The temperature of the light bulb is increasing by 2 degrees every minute

Answer

The temperature of the light bulb is decreasing by 2 degrees every minute

Answer

The temperature of the light bulb is increasing by 20 degrees every minute

Answer

The temperature of the light bulb is decreasing by 20 degrees every minute

Question 19

This table shows the temperature of an oven. Which of the following is true?

Accepted Answer

The temperature is decreasing at a rate of 5 degrees per minute

Answer

The temperature was increasing at a rate of 50 degrees per minute

Answer

The temperature is increasing at a rate of 5 degrees per minute

Answer

The temperature was decreasing at a rate of 50 degrees per minute

Question 20

Is the relationship in this table linear?

Accepted Answer

Yes, it is linear

Answer

No, it is not linear

Question 21

Is the relationship in this table linear?

Accepted Answer

No, it is not linear

Answer

Yes, it is linear

Question 22

Which of the following is true?

Accepted Answer

Distance is a function of time

Answer

Time is a function of distance

Question 23

What is the independent variable?

Accepted Answer

Time

Answer

Distance

Answer

km per hour

Answer

Hours per km

Question 24

Which of the following is the dependent variable?

Accepted Answer

Distance

Answer

Hours per km

Answer

Time

Answer

km per hour

Question 25

This graph shows Marie's trip to work. She had to stop and wait for a train to pass. Which segment represents this time?

Accepted Answer

Segment D to E

Answer

Segment A to B

Answer

Segment B to C

Answer

Segment C to D

Answer

Segment E to F

Question 26

This graph shows Marie's trip to work. On her Way she had to return home because she forgot her lunch. Which segment best represents this?

Accepted Answer

Segment B to C

Answer

Segment A to B

Answer

Segment C to D

Answer

Segment D to E

Answer

Segment E to F

Question 27

This graph represents Marie's trip to work. Which segment indicates Marie arriving at work?

Accepted Answer

Segment E to F

Answer

Segment A to B

Answer

Segment B to C

Answer

Segment C to D

Answer

Segment D to E

Question 28

The graph shows the amount of time in seconds it took Tom to arrive at the bus stop. What was the fastest speed on his journey?

Accepted Answer

4 meters per second

Answer

0 meters per second

Answer

2 meters per second

Answer

3 meters per second

Question 29

The graph shows the time in minutes it took a vehicle to travel. What is the fastest speed of the vehicle?

Accepted Answer

200 meters per minute

Answer

25 meters per minute

Answer

50 meters per minute

Answer

100 meters per minute

Answer

300 meters per minute

Question 30

The following graph shows the cost of renting a bike from a rental company. What is the one-time fee?

Accepted Answer

$ 5

Answer

$ 0

Answer

$ 10

Answer

$ 15

Question 31

The graph shows the cost of renting a bike from a rental company. What is the hourly rate per hour?

Accepted Answer

$ 2.5 per hour

Answer

$ 5 per hour

Answer

$ 7.5 per hour

Answer

$ 10 per hour

Question 32

What is the cost to rent a bike from The Bicycle Company?

Accepted Answer

$ 10

Answer

$ 5

Answer

$ 15

Answer

$ 20

Question 33

What is the daily cost to rent a bike from The Bicycle Company?

Accepted Answer

$ 15 per day

Answer

$ 5 per day

Answer

$ 10 per day

Answer

$ 20 per day

Question 34

The table shows how much a painting company charges. What is their one time fee?

Accepted Answer

$ 50

Answer

$ 25

Answer

$ 100

Answer

$ 125

Question 35

The table shows the cost of a painting company. What is their hourly rate?

Accepted Answer

$ 100 per hour

Answer

$ 50 per hour

Answer

$ 75 per hour

Answer

$ 125 per hour

Question 36

The graph shows the cost of a cell phone service. What is their one time fee?

Accepted Answer

$ 150

Answer

$ 25

Answer

$ 50

Answer

$ 100

Question 37

The graph shows the cost of a cell phone service. What is their monthly fee?

Accepted Answer

$ 50

Answer

$ 100

Answer

$ 150

Answer

$ 200

Question 38

Every week, Bob goes to the bank and puts in $ 10. Is this a functional relationship?

Accepted Answer

Yes

Answer

No

Answer

Undeterminable

Question 39

Every week Bob goes to the bank and deposits $ 50. Which statement best represents this situation?

Accepted Answer

Money saved is a function of weeks

Answer

Weeks are a function of money saved

Answer

There is not a functional relationship

Answer

Months are a function of money saved

Question 40

Every month Sam goes to the bank and deposits $ 100. Which statement best represents this?

Accepted Answer

This is a linear function

Answer

This is a non linear function

Answer

This is not a function

Answer

This is neither linear nor a function

Question 41

George goes to the bank each week. Initially he put $ 5 in his savings account. Each week he doubles how much money he puts in the account. Which statement best represents this situation.

Accepted Answer

This is a non-linear function

Answer

This is a linear function

Answer

This is neither a function nor is it linear

Answer

There are not enough variables for a relationship to exist

Question 42

This graph shows the temperature of a city throughout the day. Which of the following statements are true?

Accepted Answer

The temperature was 82 degrees three times

Answer

Between 6:00 to 7:00 pm the temperature did not change

Answer

There was a 5 hour period where the temperature did not change

Answer

The highest temperature was 90 degrees

Answer

Time is a function of temperature

Unit 5 Mid Unit Review

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