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Math 7 Final Exam Review #1

Total questions: 60

Worksheet time: 2hrs 47mins

Name
Class
Date
1.
What decimal is equivalent to 7/20?
a)
0.35
b)
1.34
c)
2.85
d)
7.20
2.
Dallas got a raise.  His hourly wage was increased from $9 to $10.25.  What was the percent increase in Dallas' wage to the nearest whole percent?
a)
10%
b)
12%
c)
14%
d)
125%
3.
What is the volume of the rectangular prism to the nearest cubic centimeter?
a)
68 cm3
b)
75 cm3
c)
81 cm3
d)
135 cm3
4.
The circumference of a circle is 28
π meters.  What is its radius?
a)
7 m
b)
14 m
c)
21 m
d)
28 m
5.
What is the quotient of -18
÷ (-1/6)?
a)
-108
b)
-3
c)
3
d)
108
6.
The cost of 50 pounds of pet food is $117.50.  What is the cost for one pound of pet food?
a)
$0.43
b)
$2.35
c)
$23.00
d)
$235.00
7.
The line segment between the center and a point on the circle
a)
Radius
b)
Diamter
c)
Chord
d)
Tangnet
8.
To calculate the amount of carpeting needed for your bedroom, which of the following should you find: 
a)
Area
b)
Perimeter
c)
Surface Area
d)
Volume
9.
Which of the following is the solution for the inequality below? -3x + 2 < 8
a)
x > -3
b)
x > -2
c)
x < -2
d)
x < -3
10.
Which number line represents the solution to the inequality 4x + 20 < 40?
a)
Number Line A
b)
Number Line B
c)
Number Line C
d)
Number Line D
11.
11b+7=40
a)
2
b)
1
c)
4
d)
3
12.
What is the circumference?
a)
36
b)
18pi
c)
108pi
d)
36pi
13.
A movie ticket cost me $5.60 after a 20% coupon. What was the original price of the ticket?
a)
$7
b)
$4.48
c)
$28
d)
$1.12
14.
The angle relationship shown is - 
a)
complementary angles
b)
supplementary angles
c)
vertical angles
d)
adjacent angles
15.
You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?
a)
$8 per pound
b)
$5 per pound
c)
$35 per pound
d)
0.125 pounds per dollar
16.
Find the missing angle.  Find x.
a)
20o
b)
70o
c)
160o
d)
180o
17.
Which expression is equivalent to
4x - 20
a)
4(x -5)
b)
4(x + 5)
c)
4x(1 - 5)
d)
4x(1 + 5)
18.
Which point has the greatest absolute value?
a)
A
b)
B
c)
C
d)
D
19.
What inequality does the number line graph represent?
a)
x > 5
b)
x < −5
c)
x ≥ 5
d)
x ≥ −5
20.
Solve for x:
52 = -5x - 3
a)
x = 11
b)
x = -11
c)
x = 275
d)
x = -275
21.
What inequality does the number line graph represent?
a)
x + 4 ≤ -1
b)
2x - 3 < 7
c)
x - 1 ≤ 4
d)
2x + 3 >13
22.
a)
-6
b)
-11/3
c)
11/3
d)
6
23.
Solve the proportion below
a)
21
b)
7
c)
8
d)
24
24.
Write .506 as a percent.
a)
5.06%
b)
506%
c)
50.6%
d)
500.6%
25.
What is the fraction for the decimal 0.6?
a)
1/6
b)
6/100
c)
3/6
d)
3/5
26.
26 is 5% of what number?
a)
1.3
b)
2.5
c)
25.95
d)
520
27.
What is 30% of 80?
a)
30
b)
24
c)
2.4
d)
56
28.
A muffin recipe calls for 8 cups of flour and yields 24 muffins. If Natalie wants to make 60 muffins, how much flour will she need? 
a)
180
b)
24
c)
20
d)
3.2
29.
Sam bought an $85.00 jacket for 40% off of the regular price.  How much did he pay for the jacket? 
a)
75
b)
51
c)
36
d)
isaiah
30.
What type of angle is this? 
a)
acute
b)
obtuse
c)
right
31.
Two angles added together to produce 90 degrees
a)
Supplementary
b)
Complementary
c)
Right
d)
Vertical
32.
What are vertical angles?
a)
Angles that are adjacent to each other
b)
Angles that add up to 180°
c)
Angles that are opposite of each other when lines intersect
d)
Angles that add up to 90°
33.
Solve the proportion.
a)
k=5
b)
k=3.3333333
c)
k=60
d)
k=90
34.
Find the measure of the missing angle.
a)
30o
b)
110o
c)
150o
d)
40o
35.
The average of a group of numbers is called the...
a)
mean
b)
median
c)
mode
d)
range
36.

Angles whose measures have a sum of 90°

a)

Complementary Angles

b)

Supplementary Angles

c)

Vertical Angles

d)

Opposite Interior Angles

37.

Last year a real estate broker sold 90 homes. This year she sold 63 homes.


What was the percent of decrease in the number of homes she sold?

a)

27%

b)

30%

c)

63%

d)

70%

38.

Nate has 4 1/3 yards of fabric. He uses 2.5 yards of fabric to make a pillow. How much fabric does he have left?

a)

1 5/6

b)

6 5/6

c)

10 5/6

d)

1 11/15

39.

Olivia orders 6 ham sandwiches at the deli. The total amount was $30.72. How much did each sandwich cost?

a)

$5.00

b)

$5.12

c)

$24.72

d)

$24.90

40.

Mrs. Cheng has $22 deducted monthly from her checking account for her gym membership. What integer represents the change in her account for a year of gym membership?

a)

264

b)

22

c)

-22

d)

-264

41.

On a map, 2 inches represent an actual distance of 28 miles. If the actual distance between two cities is 322 miles, how many inches apart will the two cities be on the map?

a)

2 inches

b)

23 inches

c)

28 inches

d)

644 inches

42.

Tyler earned $76 for babysitting 8 hours. If Tyler is paid the same rate, how much will he earn for babysitting 12 hours?

a)

$9.50

b)

$76

c)

$114

d)

$608

43.

Charlene bought her friends lunch. The bill came to $47.75 before Charlene added an 18% service tip. How much did she add for the service tip?

a)

$8.60

b)

$11.20

c)

$19.75

d)

$29.75

44.

The school band sold 150 tickets to their concert. If 90 of the tickets were adult tickets, what percent of the tickets sold were adult tickets?

a)

30%

b)

40%

c)

50%

d)

60%

45.

A car travels 132 miles on 4 gallons of gas. At the same rate, how many gallons of gas are needed to travel 231 miles?

a)

7 gallons

b)

12 gallons

c)

33 gallons

d)

35 gallons

46.

Simplify the expression. 4x + 3 – x – 7

a)

3x + 4

b)

3x - 4

c)

5x + 4

d)

5x - 10

47.

What is the solution to the equation

4t – 20 = 16?

a)

36

b)

9

c)

-4

d)

-1

48.

Randy is playing a number game. Beginning with the number 6, he adds 4, multiples by 5, and then divides by -10. He then subtracts 2. What number does he find at the end of the game?

a)

-3.6

b)

-4.6

c)

-5

d)

-7

49.

Jeb’s weight w is 1/4 of Iago’s weight a. Which equation could be used to find Jeb’s weight?

a)

w = ¼ + a

b)

w = ¼ a

c)

w = a + ¼

d)

w = a – 1/3

50.

An electrician charges $50 for a house visit and $45 for each hour of work. If Mrs. Firewalks was charged $365.00 for work, how many hours did the electrician work?

a)

45h + 50 = 365

b)

50h + 45 = 365

c)

45h - 50 = 365

d)

50h - 45 = 365

51.

Diane draws an obtuse, isosceles triangle with two of the angles measuring 25° each. What is the measure of the obtuse angle in her triangle?

a)

50 degrees

b)

130 degrees

c)

155 degrees

d)

175 degrees

52.

The circumference of a circle is 18π. What is the radius of this circle? (C = 2πr)

a)

18

b)

16

c)

9

d)

2

53.

Booker has a bag of marbles. There are 12 blue marbles, 8 yellow marbles, and 6 red marbles. Booker reaches into the bag without looking and picks a marble. What is the probability that he picks a red marble?

a)

5/25

b)

6/25

c)

3/13

d)

12/26

54.

There are 10 marbles in a bag: 1 blue, 3 yellow, 2 red, and 4 white. If you choose a marble at random, which is the probability that you will NOT choose white?

a)

40%

b)

50%

c)

60%

d)

70%

55.

Juan needs to choose an outfit from his closet. He can choose from a red, green, or blue T-shirt and he can choose from a pair of blue, tan, or black pants. How many possible outfits does Juan have if he picked one shirt and one pair of pants at random?

a)

3

b)

6

c)

9

d)

12

56.

A jar contains 3 green marbles, 2 pink marbles, and 4 striped marbles. One marble is picked at random and then replaced. Then another marble is drawn at random again. What is the probability that both marbles are striped?

a)

25%

b)

likely

c)

4/9

d)

16/81

57.
At 6 A.M. the temperature was -8
°C.  At noon the temperature was 3°C.  What was the change of temperature between 6 A.M. and noon?
a)
-11°C
b)
-5°C
c)
5°C
d)
11°C
58.
What is true about the relationship between miles and gallons?
a)
There is no relationship between miles and gallons.
b)
There is a proportional relationship between miles and gallons.
c)
There is a 1 to 23 relationship between miles and gallons.
d)
There is a 20 to 1 relationship between miles and gallons.
59.
What decimal is equivalent to 7/20?
a)
0.35
b)
1.34
c)
2.85
d)
7.20
60.
At the farmers' market, you can buy 3 melons for $10.50, 6 melons for $21, or 9 melons for $31.50.  What is the constant of proportionality for buying melons?
a)
3.50
b)
5.75
c)
10.50
d)
63.00