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Unit 5 Review

Total questions: 64

Worksheet time: 5hrs 34mins

Name
Class
Date
1.
a)

-5

b)

5

c)

15

d)

-15

2.
a)

A

b)

B

c)

C

d)

D

3.
a)

F

b)

G

c)

H

d)

J

4.
a)

A

b)

B

c)

C

d)

D

5.
a)

F

b)

G

c)

H

d)

J

6.

Jon drinks 10 sodas a week. Which graph correctly represents the unit rate for this proportional relationship?

a)
b)
c)
d)
7.

Which representation shows y as a function of x?

a)

A

b)

B

c)

c

d)

D

8.

Which graph does NOT represent y as a function of x?

a)

A

b)

B

c)

C

d)

D

9.

Which set of ordered pairs represents y as a function of x?

a)

A

b)

B

c)

C

d)

D

10.

Which set of ordered pairs represents y as a function of x?

a)

A

b)

B

c)

C

d)

D

11.

Which graph represents y as a function of x?

a)

F

b)

G

c)

H

d)

J

12.
a)

A

b)

B

c)

C

d)

D

13.

Q3

a)

F

b)

G

c)

H

d)

J

14.

Q1

a)

A

b)

B

c)

C

d)

D

15.

Write the equation of the line in slope-intercept form.

a)

y = -2x - 5

b)

y = 2x - 5

c)

y = -2x

d)

y = -1/2x - 5

16.

A fitness club opens with 80 members. Each month the membership increases by 15 members. Which equation represents the relationship between the number of months the club has been opened, x, and the total fitness club membership, y?

a)

y = 15x

b)

y = 15x + 80

c)

y = x +15

d)

y = 80x + 15

17.
a)

F

b)

G

c)

H

d)

J

18.
a)

A

b)

B

c)

C

d)

D

19.
a)

F

b)

G

c)

H

d)

J

20.

Which representation does not show y as a function of x?

a)

A

b)

B

c)

C

d)

D

21.

Which mapping represents a function

a)
b)
c)
d)
22.

Which table of ordered pairs represents a function?

a)
b)
c)
d)
23.

Which of the following sets of ordered pairs does not represent a function?

a)
b)
c)
d)
24.

Look at the table.


Which number could fill the two empty cells to make the table a function

a)

0

b)

3

c)

-2

d)

5

25.

Which of the following is a function?

a)

A

b)

B

c)

C

d)

D

26.

Which of the following is NOT a function?

a)

A

b)

B

c)

C

d)

D

27.

Look at the graph.


Which of the following is true for the graph?

a)

The graph is a function

b)

The graph is not a function

c)

The graph shows a proportional relationship

d)

None of the above

28.

Which graph does not represent y as a function of x?

a)
b)
c)
d)
29.

Direct Variation

a)

y = kx

b)

y = mx + b

c)

Ax + By = C

d)

x = my + b

30.

What is the unit rate if the rate is 30 laps for 10 minutes.

a)

3 laps per minute

b)

10 laps per minute

c)

15 laps per minute

d)

10 laps per two minute

31.
Find the sequence 10, 20, 30, 40.........
a)
Multiply by 10
b)
Add 10  
c)
Multiply by 2
32.
You can buy 36 cookies for $4. What is the unit rate (in cookies per dollar)?
a)
4 cookies per dollar
b)
6 cookies per dollar
c)
9 cookies per dollar
d)
1/9 dollars per cookie
33.
The value of y varies directly with x.  Which function represents the relationship between x and y if y = 14 when x = 6. 
a)
y=20x
b)
y=84x
c)
y=7/3x
d)
y=3/7x
34.

On a map scale, 2 inches represents 60 miles. Which graph best shows the relationship between x, the number of inches on the map, and y, the actual distance in miles?

a)

b)

c)

d)

35.

A hot-air balloon is released at ground level, and it rises into the air at a constant rate. After 5 seconds the height of the balloon is 20 feet. The balloon continues to rise at the same rate. Which table shows the relationship between the time in seconds , x, and the height of the balloon in feet, y?

a)

b)

c)

d)

36.
a)

A

b)

B

c)

C

d)

D

37.
a)

F

b)

G

c)

H

d)

J

38.
REVIEW QUESTION
Which best describes the graph represented in this table?
a)
 proportional
b)
non-proportional
39.
Is the graph proportional or non proportional?
a)
proportional
b)
non proportional
40.
REVIEW QUESTION
Is this table proportional or non-proportional?
a)
Proportional
b)
Non-Proportional
41.
Is the graph proportional or non proportional?
a)
proportional
b)
non proportional
42.
Which equation shows a NON-proportional relationship of x and y?
a)
y = 5x
b)
y = 2.5x
c)
y = x + 3
d)
y = 1/2x
43.
Is this table proportional?
a)
Yes
b)
No
44.
Which best describes the equation?
y = 75x
a)
Proportional
b)
Nonproportional
45.
Proportional or Non-Proportional:
The video game rental fee is $15 plus $3 per day. 
a)
Proportional
b)
Non-Proportional
46.
Does the graph show a proportional relationship?
a)
Yes
b)
No
47.
Does the table show a proportional relationship?
a)
Yes
b)
No
48.
Does the equation show a proportional relationship?
a)
Yes
b)
No
49.
Is the graph proportional or non proportional?
a)
proportional
b)
non proportional
50.

Is this graph proportional?

a)

Yes because it is a straight line and goes through the origin

b)

No because it is not a straight line but goes through the origin

c)

No because it is not a straight line and does not go through the origin

d)

No because it is a straight line but does not go through the origin

51.
Does this graph represent a proportional relationship?  
a)
No, because it doesn't pass through the origin.
b)
Yes, because it doesn't pass through the origin.
c)
Yes, because it intersects the y axis.
d)
No, because it intersects the x axis.
52.

Which could not be a proportional situtation?

a)

The number of gallons of water in x barrels with 42 gallons of water in each barrel

b)

The amount an employee who makes $8.50 per hou ears in h hours

c)

The weight in a x weeks of a puppy that gains 2 pounds oer week if its starting weight is 8 pounds

d)

The cost of purchasing p pounds of bananas for $0.55 per pound

53.

Which situation represents a proportional situation?

a)

The cost of purchasing a basket of oranges for $1.30 per pound plus $5.00 for the basket

b)

The cost of purchasing peaches for $7.00 per box pf peaches with a delivery charge of $3.00

c)

The cost of purchasing grapefruit for $1.80 per pound with a coupon for $1.00 off the total cost

d)

The cost of purchasing apples for $1.75 per pound plus a shipping fee of $0.16 per pound

54.

The approximate volume in milliliters, m, for a volume of fluid ounces, f, is equal to 29.57 times the value of f. Which table represents this relationship?

a)
b)
c)
d)
55.

A water hose discharges at a rate of 45 gallons per minute. Which graph has a slope that best represents this rate?

a)
b)
c)
d)
56.

Which situation could NOT represent a proportional relationship?

a)

The number of gallons of water in x barrels with 42 gallons of water in each barrel

b)

The amount an employee who makes $8.50 per hour earns in h hours

c)

The weight in x weeks of a puppy that gains 2 pounds per week if its starting weight is 8 pounds

d)

The cost of purchasing p pounds of bananas for $0.55 per pounds

57.
What is the solution to this system?
a)
(-2, -2)
b)
(2, -2)
c)
(-2,2)
d)
(2, 2)
58.

What is the solution?

a)

(1, -1)

b)

(-1, 1)

c)

(0, -2)

d)

(0, 1)

59.
Write the equation of the line.
a)
y=(3/5)x+1
b)
y=(3/5)x-1
c)
y=(5/3)x+1
d)
y=(3/5)x+1
60.
Jerry has $20 and makes $7 per hour. Which equation represents the total amount of money Jerry has after working x hours?
a)
y = 7x + 20
b)
y = 7 + 20x
c)
y = 20 + 7
61.

y = x − 34y\ =\ x\ -\ \frac{3}{4}  
Y-intercept is

a)

34\frac{3}{4}  

b)

1

c)

-1

d)

−34-\frac{3}{4}  

62.
What does the "b" stand for in y=mx+b?
a)
slope
b)
x-intercept
c)
y-intercept
63.
What is the correct equation in
Slope-Intercept Form?
(y = mx +b)
a)
y = -1/3x + 3
b)
y = 1/3x - 3
c)
y = -1/3x - 3
d)
y = 1/3x + 3 
64.

What is the y-intercept of this function?

a)

function

b)

b = 4

c)

m = 3/2

d)

positive

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