Quiz about Unit 5 (Topic 3) TEST REVIEW PART 2

Question 1

How do you calculate slope using a graph?

Accepted Answer

rise over run

Answer

run over rise

Answer

look at the y intercept

Answer

look at the x intercept

Question 2

Identify the slope of the following graph.

Accepted Answer

Positive

Answer

Negative

Answer

Zero

Answer

Undefined

Question 3

Find the slope of the line.

Accepted Answer

4

Answer

1/4

Answer

-1/4

Answer

-4

Question 4

What is the slope of the line?

Accepted Answer

Zero

Answer

Undefined

Answer

-1

Answer

1

Question 5

What is the slope of the line

Accepted Answer

2/3

Answer

-2/3

Answer

3/2

Answer

-3/2

Question 6

Find the slope through these two points.

Accepted Answer

Undefined

Answer

Zero

Answer

3/10

Answer

-3/10

Question 7

What is the constant of proportionality (in miles per hour) based on the table?

Accepted Answer

45

Answer

90

Answer

135

Answer

2

Question 8

What is the formula for a proportional relationship?

Accepted Answer

y=kx

Answer

y=k/x

Answer

z=ykx

Answer

y=ky

Question 9

Is the graph proportional or non-proportional?

Accepted Answer

Non-Proportional

Answer

Proportional

Question 10

Is the given table a proportional relationship? If so, what is the constant?

Accepted Answer

Yes; 3

Answer

Yes; 1/3

Answer

Yes; 5

Answer

No

Question 11

Write an equation for this relationship.

Accepted Answer

y=18.50x

Answer

y=18x

Answer

y=22.50x

Answer

y=22x

Question 12

What is the equation that represents this relationship?

Accepted Answer

y = 2.5x

Answer

y = 5x

Answer

y = 0.4x

Answer

This is not a proportional relationship.

Question 13

Name the INDEPENDENT variable from the table below.

Accepted Answer

minutes

Answer

words

Question 14

Name the DEPENDENT variable from the table below.

Accepted Answer

bubbles

Answer

minutes

Question 15

The grocery store sells cantaloupes for $4.50 per pound. Write an equation 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 16

Which statement best describes this situation?

Accepted Answer

Kevin earns $8.25 per hour.

Answer

Kevin earns $16.50 per hour.

Answer

Kevin earns $8.00 per hour.

Answer

Kevin earns $8.50 per hour.

Question 17

Which company shows a greater rate of change?

Work this out on your paper; don't guess! =)

Accepted Answer

Water's Edge Rafts

Answer

Ryan's Rafts

Question 18

Is the relationship proportional, if so, what is the EQUATION for this table?

Accepted Answer

y=3x

Answer

y=1/3x

Answer

y=5x

Answer

Not proportional

Question 19

What does the slope represent in this situation?

Accepted Answer

The sloth runs 6 feet in 1 minute

Answer

The sloth runs 1 feet in 3 minutes

Answer

The sloth runs 3 feet in 1 minute

Answer

The sloth runs fast

Question 20

Which statement matches the graph?

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 21

At what rate did the rain fall?

Accepted Answer

2 cm per hour

Answer

¹/₄ cm per hour

Answer

¹/₂ cm per hour

Answer

4 cm per hour

Question 22

Interpret the slope from the graph.

Accepted Answer

It cost $3.75 per gallon to get gas.

Answer

$0; how much 0 gallons of gas costs

Answer

To buy gas, it cost $15 per gallon.

Answer

You can receive 4 gallons of gas.

Question 23

The graph shows the cost of candy as a function of the weight of the candy. Calculate the slope.

Accepted Answer

$0.38 for every ounce of candy bought

Answer

$2.66 for every ounce of candy bought

Answer

$3 for every ounce of candy bought

Answer

$0.50 for every ounce of candy bought

Question 24

Which statement below accurately represents the graph?

Accepted Answer

$500 is earned for every 8 hours worked

Answer

$100 is earned for each hour worked

Answer

$100 is earned for every 2 hours worked

Answer

$200 is earned for every 3 hours worked

Question 25

Which line has a slope of 0?

Accepted Answer

Line C

Answer

Line A

Answer

Line B

Answer

Line D

Question 26

Which of the following are ways to find the rate of change?

Accepted Answer

all of the above

Answer

change in y over change in x

Answer

rise over run

Answer

subtract y coordinates over subtract x coordinates

Question 27

Find the slope of the line that passes through:
(10, 1) and (5, 2)

Accepted Answer

-1/5

Answer

1/5

Answer

5

Answer

-5

Question 28

What type of slope does the following graph have?

Accepted Answer

Negative

Answer

Positive

Answer

Zero Slope

Answer

Undefined

Question 29

A unit rate is a rate in which the unit in the denominator is:

Accepted Answer

1

Answer

0

Answer

3

Answer

2

Question 30

Sasha can mow 3/8 of an acre of grass in 3/4 an hour. How many acres of grass does Sasha mow per hour?

Accepted Answer

1/2 acre/hr.

Answer

2 acre/hr.

Answer

9/24 acre/hr.

Question 31

It cost me $46.80 to fill my 13-gallon gas tank. What was the price of gas per gallon?

Accepted Answer

$3.60

Answer

$3.55

Answer

$3.40

Answer

$3.50

Question 32

How much money does Miguel save per month?

Accepted Answer

15 dollars per month

Answer

30 dollars per month

Answer

He does not save any money.

Question 33

Select the correct proportion.

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 34

Select the correct proportion.

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 35

A car travels 420 miles in 8 hours. If the car continues at the same rate, how far will it travel in 12 hours?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 36

12 ounce shampoo bottle lasts Mike 16 weeks.  How long would you expect an 18-ounce bottle of the same brand to last him?

Accepted Answer

24 weeks

Answer

6 weeks

Answer

30 weeks

Answer

20 weeks

Question 37

A group of students were asked about their favorite foods. Out of the 50 students surveyed, 30 listed pizza among their favorite foods. At that rate, if 190 students were surveyed, how many would list pizza as a favorite food?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 38

Solve the proportion

Accepted Answer

x = -3

Answer

x = 3

Answer

x = 1

Answer

x = -1

Question 39

Solve the equation for x:

Accepted Answer

15

Answer

17

Answer

16

Answer

14

Question 40

Which is the better buy?

20 oz. bottle of soda for $1.80

or 12 oz. bottle for $1.25

Accepted Answer

20 oz. bottle of soda for $1.80

Answer

12oz. bottle for $1.25

Question 41

What is the algebraic equation for this table?

Accepted Answer

y = 480x

Answer

x = y/480

Answer

x + 480 = y

Answer

480 - x = y

Question 42

Find the slope.

Accepted Answer

$$\frac{3}{2}$$

Answer

$$\frac{2}{3}$$

Answer

$$-\frac{2}{3}$$

Answer

$$-\frac{3}{2}$$

Question 43

The number of trees and the number of apples are given in the table above.  Determine which statement below is correct.

Accepted Answer

The table is not proportional because the unit rate is not constant.

Answer

The table is proportional and the unit rate is 1/13

Answer

The table is proportional and the unit rate is 13.

Answer

The table is not proportional because it doesn't pass through the origin.

Question 44

Write an equation from the graph using (p) for price and (w) for weight.

Accepted Answer

p = 20w

Answer

w = 20p

Answer

p = 20p

Answer

w = 20w

Unit 5 (Topic 3) TEST REVIEW PART 2

50 questions

How do you calculate slope using a graph?

Identify the slope of the following graph.

Find the slope of the line.

What is the slope of the line?

What is the slope of the line

Find the slope through these two points.

Find the slope through these two points.

Find the slope through these two points.

Find the slope through these two points.

What is the constant of proportionality (in miles per hour) based on the table?

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