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Unit 8 Review

Total questions: 80

Worksheet time: 4hrs 24mins

Name
Class
Date
1.
Which is correct?
a)
The dependent variable is total cost
b)
The dependent variable is weight
c)
The independent variable is total cost
d)
The independent variable is cost of a package
2.
a)
x = 5y
b)
x = y5
c)
y = 5x
d)
y = x5
3.
What kind of relationship is this?
a)
Additive
b)
Multiplicative
4.
What letter is at (-3, 7)
a)
K 
b)
W
c)
R
d)
E
5.
In which quadrant is the following point found?
(-3, -12)
a)
Quadrant I
b)
Quadrant II
c)
Quadrant III
d)
Quadrant IV
6.
Which if the following are the coordinates of a point on the line shown below?
a)
(2, 1)
b)
(2, -2)
c)
(-2, 1)
d)
(-2, -1)
7.
In what Quadrant would you find the ordered pair (4, 8)
a)
I
b)
II
c)
III
d)
IV
8.
In what Quadrant would you find the ordered pair (-4, 3)
a)
I
b)
II
c)
III
d)
IV
9.
In what Quadrant would you find the ordered pair (-3, -2)
a)
I
b)
II
c)
III
d)
IV
10.
In what Quadrant would you find the ordered pair (1, -3)
a)
I
b)
II
c)
III
d)
IV
11.
Ordered pair (0,0) is also known as the ___.
a)
y-axis
b)
x-axis
c)
origin
d)
I love Math!
12.
How many quadrants are in a coordinate plane?
a)
1
b)
2
c)
3
d)
4
13.
The __ - axis is vertical in the coordinate plane.
a)
X
b)
Y
c)
Z
d)
None of the above
14.
What is the ordered pair for point A?
a)
( 2, 0)
b)
( 0 , 2)
c)
(0, -2)
d)
(-2,0)
15.
How do you correctly write an ordered pair?
a)
(y,x)
b)
(x,y)
c)
(0,0)
d)
(yy,x)
16.
a)

A

b)

B

c)

C

d)

D

17.
a)

F

b)

G

c)

H

d)

J

18.
a)

A

b)

B

c)

C

d)

D

19.
a)

A

b)

B

c)

C

d)

D

20.
a)

F

b)

G

c)

H

d)

J

21.
a)

F

b)

G

c)

H

d)

J

22.
a)

F

b)

G

c)

H

d)

J

23.

Mike is ordering holiday gifts online and having them delivered to his house. The shipping costs for his entire order is $16.50. If g represent the cost of the gifts, and t represents this total cost, which equation below could be used to calculate the total cost for his purchase?

a)

g=t+16.50

b)

g=16.50t

c)

t=g+16.50

d)

t=16.50g

24.

Anne is setting up for her family reunion lunch. She needs 12 chairs at each table. Which equation below could be used to calculate c, the total number of chairs needed for t, any number of tables?

a)

c=12t+t

b)

t=c+12

c)

t=12c

d)

c=12t

25.

The total number of rolls of paper towels, y, contained in a package, x, is represented in the graph below. Which equation represents the number of rolls of paper towels, y, contained in x, the number of packages?

a)

y=x+4

b)

y=4x

c)

y=1+3

d)

x=4y

26.

A caterer set up a dining room for a reception with six chairs at each round table. Which statement is true about this relationship?


a)

The number of chairs used is the dependent variable.

b)

The number of tables used is the dependent variable.

c)

The number of chairs used is the independent variable.

d)

The number of guests at the reception is the independent variable.

27.

At Bob's Burgers, each hamburger gets the same number of slices of tomatoes. The table below shows the number of slices used by Bob's Burgers the last 5 days. What is the independent quantity in this situation?

a)

The number of hamburgers.

b)

The number of slices of tomatoes.

c)

The number of days the store is open.

d)

The number of slices of tomatoes on each hamburger.

28.

The distance the Blalock family traveled is shown in the table below. What is the independent variable in this relationship?

a)

The distance traveled.

b)

The rate traveled.

c)

The time traveled.

d)

The number of members in his family.

29.

The graph shows the amount of money Sheila has in her savings account as she adds money to it each week. What is the dependent quantity in this relationship?

a)

The amount the account increases each week.

b)

The number of weeks Sheila has added money to the account.

c)

The total amount in the account.

d)

The amount in the account when she started adding to it weekly.

30.

The graph shows the relationship between the number of pints and the number of cups. What statement is true based on the graph?

a)

The number of cups depends upon the number of pints.

b)

The number of pints depends upon the number of cups.

c)

There is no dependent quantity in this relationship.

d)

There is no dependent quantity in this relationship.

31.

Susie used small hexagons to use as a border on her bulletin board. The table below shows the relationship between the number of hexagons and the number of sides. What is the independent quantity in this relationship shown in the table?

a)

The number of hexagons.

b)

The number of sides.

c)

The number of angles.

d)

The number of vertices.

32.

The length of a rectangle is 3 more than twice the width of the rectangle. The table below shows the dimensions of a rectangle with this relationship. What is the dependent quantity in this relationship?

a)

length of the rectangle

b)

width of the rectangle

c)

perimeter of the rectangle

d)

area of the rectangle

33.

On a map, 1 centimeter represents 25 miles. The graph below shows this relationship. What is the independent quantity shown on the graph?

a)

The distance you are traveling.

b)

The number of miles.

c)

The number of centimeters.

d)

Not Here.

34.

The table below shows the number of tablespoons of coffee grounds to use when brewing a pot of coffee. What is the dependent quantity in this relationship?

a)

Number of people drinking coffee.

b)

Cups of brewed coffee.

c)

Number of tablespoons of coffee grounds.

d)

Amount of water used.

35.

David is buying a corsage for his date. The relationship between the cost of a corsage and the number of flowers in the corsage is shown below. What is the independent quantity in this relationship?

a)

The cost of the corsage.

b)

The number of flowers in the corsage.

c)

The amount of money David has to spend.

d)

The type of flowers used in the corsage.

36.
a)

F

b)

G

c)

H

d)

J

37.

The graph shows the number of points, y, a player earns in a balloon game based on the number of balloons the player pops, x. Which represents the relationship between x and y?

a)

y=x+25

b)

y = x - 25

c)

y = x/25

d)

y=25x

38.
a)

F

b)

G

c)

H

d)

J

39.
Where is T?
a)
(-3, -2)
b)
(-2,-3)
c)
(3,2)
d)
(-3,2)
40.

Which situation can be represented by the equation y=74x?

a)

a company uses a total of y gallons of water at a rate of 74 gallons per hour for x hours.

b)

A restaurant serves a total of y meals in one day, in which 74 meals are served during the first hour and x meals are served during the remaining hours.

c)

A company manufactures a total of 74 drinking glasses every hour, with x of glasses made of clear glass and y of them made of blue glass.

d)

A restaurant prepares a total of x batches of pizzas. They served 74 pizzas. How many pizzas are remaining?

41.
Name the DEPENDENT variable from the table below.
a)
minutes
b)
bubbles
42.
a)
the independent variable is distance
b)
the independent variable is d=25 t
c)
the dependent variable is time
d)
the dependent variable is distance
43.

Which table shows only values that represent the following relationship between q and r?

r=q+10.1

a)

A

b)

B

c)

C

d)

D

44.
Which graphs show an additive relationship?
a)
A only
b)
A & C only
c)
A & D only
d)
B & C only
45.

A carpenter charges $720 for 18 hours of work. She charges the same amount of money for each hour of work. Which table shows the relationship between the amount of time the carpenter works and the amount of money she charges?

a)

A

b)

B

c)

C

d)

D

46.

What is the location of point D?

a)

(5/4, -3/4)

b)

(-3/4 , 5/4)

c)

(5/4, -5/4)

d)

(-5/4, 5/4)

47.

What are the independent values?

a)

adult tickets

b)

children's tickets

c)

0, 10, 20, 30, 40, 50, 60, 70

d)

0, 20, 40, 60, 80, 100, 120, 140

48.

In Austin, Texas, 8 bats ate 40 grams of insects in one night. At this rate, how many grams of insects could 64 bats eat in one night?

a)

12.8

b)

320

c)

300

d)

400

49.

A window washer cleaned 38 windows in 2 hours. At this rate, how many windows did he clean in 7 hours?

a)

10.86

b)

722

c)

133

d)

150

50.
a)

3

b)

5.3

c)

1.08

d)

27

51.

Solve the proportion:

a)

15

b)

5

c)

10

d)

12

52.

Jordyn bought 4 gallons of gasoline and it cost $16.80. What is the price per gallon?

a)

$67.20 per gallon

b)

$12.80 per gallon

c)

$3.00 per gallon

d)

$4.20 per gallon

53.

As part of a survey, 300 girls were asked to name their favorite sport. The results showed that 12 of the girls named bowling as their favorite sport. What percentage of the girls in the survey named bowling as their favorite sport?

a)

4%

b)

12%

c)

25%

d)

0.04%

54.
Which equation expresses y in the terms of x?
a)
y = 90x
b)
y = 180x
c)
x = 90y
d)
x = 2y
55.
Which equation best represents the data?
a)
x = 1.5y
b)
x = ⅓y
c)
y = 1.5x
d)
y = ⅔x
56.
Which equation shows the distance y in the terms of the number of hours x?
a)
y = 2x
b)
y = 50x
c)
y = x+98
d)
y = 400+8x
57.

Which two expressions are equivalent?

a)

9(6 + x)

9⋅ 6 + 9 ⋅ x

b)

x + (8 ⋅ 9)

(x + 8) ⋅ 9

c)

8 ⋅ 6 ÷ x

8 ⋅ x ÷ 6

d)

6 ⋅ x + 3

6 ⋅ ( x + 3)

58.

Which two expressions are equivalent?

a)

4 + (3 ⋅ y) and (4 + 3) ⋅ y

b)

(18 ÷ y) + 10 and 10 + (y ÷ 18)

c)

12 - (y ⋅ 2) and 12 - (2 ⋅ y)

d)

(10 - 6) ÷ y and 10 - (6 ÷ y)

59.
5(a + 6)
a)
5a + 6
b)
a + 30
c)
5a + 30
d)
5a - 30
60.
Which expression is equivalent to 7(y + 2)?
a)
7y + 14
b)
7y + 2
c)
7 + y + 2
d)
7y + 9
61.

Which expression is equivalent to

3 (x + 6)?

a)

3 + 3 + x + 6

b)

3x + 18

c)

3x + 6

d)

3 + x + 6

62.
Which expression is equivalent to 8(5 - 2a)?
a)
13 + 6a
b)
40 - 16a
c)
13 - 6a
d)
40 + 16a
63.

3 (6x - 5)

a)

18x - 15

b)

18x + 15

c)

9 + 15x

d)

9x - 15

64.

Which statement describes the relationship between x and y in these two equations?

y = 3x

y = x + 3

a)

In y = 3x, the value of y is 3 more than the value of x, and in y = x +3, the value of y is 3 times the value of x.

b)

n y = 3x and in y = x + 3, the value of y is 3 times the value of x.

c)

In y = 3x and in y = x + 3, the value of y is 3 more than the value of x.

d)

In y = 3x, the value of y is 3 times the value of x, and in

y = x + 3 the value of y is 3 more than the value of x.

65.

A window washer cleaned 38 windows in 2 hours. At this rate how many windows did he clean in 7 hours?

a)

152

b)

133

c)

266

d)

532

66.

A sea turtle made 460 dives in 12 hours. At this rate, how many dives did the sea turtle make in 3 hours?

a)

153

b)

115

c)

120

d)

165

67.

Which expression is equivalent to

a)
b)
c)
d)
68.
The independent quantities are represented by these values: 0.15, 0.25, 0.5, and 1.0                         
a)
True
b)
False
69.
The independent quantities are represented by these values: 1, 2, 4, and 8.
a)
True
b)
False
70.
The change in the height of the plant causes the amount of fertilizer added to the soil.
a)
True
b)
False
71.
The amount of fertilizer added is the dependent quantity.
a)
True
b)
False
72.
The change in the height of the plant depends on the amount of fertilizer added to the soil.
a)
True
b)
False
73.
The change in the height of the plant is the dependent quantity.
a)
True
b)
False
74.
a)
A
b)
B
c)
C
d)
D
75.
On a graph, which axis shows the independent variable?
a)
x-axis
b)
y-axis
c)
neither
d)
it changes
76.
Time is the _____________ variable.
a)
dependent
b)
independent
77.
Name the INDEPENDENT variable from the table below.
a)
words
b)
minutes
78.
Name the DEPENDENT variable from the table below.
a)
minutes
b)
bubbles
79.

The independent quantities shown are;

a)

3,4,5,6,7

b)

-15, -20, -25, -30, -35

c)

1,8,9,10,11,12

d)

There are no dependent quantities

80.

The dependent quantities shown are;

a)

3,4,5,6,7

b)

-15, -20, -25, -30, -35

c)

1,8,9,10,11,12

d)

There are no dependent quantities

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