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Midterm Review Topics in Algebra

Total questions: 164

Worksheet time: 11hrs 10mins

Name
Class
Date
1.
What is the opposite of squaring a number?
a)
divide
b)
multiply 
c)
fractions
d)
square root
2.
Find the missing side
a)
36
b)
76.8
c)
12
d)
40
3.
You need a ladder that will reach up a 25 foot tall house when placed 10 feet away from the house. How tall does the ladder need to be?
a)
25 feet
b)
26 feet
c)
27 feet
d)
28 feet
4.

The diagonal of a rectangle is 25 in. The width is 15 in. What is the length of the rectangle?

a)

20 inches

b)

29.2 inches

c)

400 inches

d)

625 inches

5.
The size of a television screen is measured by the length of the diagonal of the screen.  What size is a television screen that is 3 feet tall and 6 feet wide?
a)
18
b)
6.7
6.
Find h
a)
35.60
b)
35.00
c)
35.71
d)
61.03
7.
Estimate √50. Round your answer to the nearest Whole Number. 
a)
5
b)
10
c)
25
d)
7
8.
Evaluate √72. Round your answer to the nearest Whole Number. 
a)
7.2
b)
7
c)
8
d)
9
9.

(-6)2

a)

12

b)

-12

c)

-36

d)

36

10.
What is the area of a square with a side of 12?
a)
144
b)
24
c)
48
d)
6
11.
The √20 is between which two consecutive integers?
a)
2 & 3
b)
3 & 4
c)
4 & 5
d)
5 & 6
12.
Between which two consecutive whole numbers is the√200? 
a)
13 and 14
b)
15 and 16
c)
14 and 15
d)
11 and 12
13.
Square roots are the opposite of ____________.
a)
Cube Roots
b)
Squaring
c)
Multiplication
d)
Absolute Value
14.

Select all sets that the number belongs to:

-6

a)

Irrational Number

b)

Rational Number

c)

Integer

d)

Whole Number

e)

Natural Number

15.

Select all sets that the number belongs to:

0.5

a)

Irrational Number

b)

Rational Number

c)

Integer

d)

Whole Number

e)

Natural Number

16.

Select all sets that the number belongs to:

0.40.\overline{4}  

a)

Irrational Number

b)

Rational Number

c)

Integer

d)

Whole Number

e)

Natural Number

17.

Select all sets that the number belongs to:

0.32482418....

a)

Irrational Number

b)

Rational Number

c)

Integer

d)

Whole Number

e)

Natural Number

18.

Select all sets that the number belongs to:

25\sqrt{25}  

a)

Irrational Number

b)

Rational Number

c)

Integer

d)

Whole Number

e)

Natural Number

19.

Select all sets that the number belongs to:

35\frac{3}{5}  

a)

Irrational Number

b)

Rational Number

c)

Integer

d)

Whole Number

e)

Natural Number

20.

Select all sets that the number belongs to:

π\pi  

a)

Irrational Number

b)

Rational Number

c)

Integer

d)

Whole Number

e)

Natural Number

21.

Select all sets that the number belongs to:
13\sqrt{13}  

a)

Irrational Number

b)

Rational Number

c)

Integer

d)

Whole Number

e)

Natural Number

22.

Select all sets that the number belongs to:
102\frac{-10}{2}  

a)

Irrational Number

b)

Rational Number

c)

Integer

d)

Whole Number

e)

Natural Number

23.
Find the distance between (-4, 5) and (7, 18).
a)
15.96
b)
16.08
c)
16.23
d)
17.03
24.
Find the distance between (-3, -11) and (8, -42).
a)
32.1
b)
32.3
c)
32.7
d)
32.9
25.
Find the distance between (-5, -8) and (-1, -16).
a)
8.9
b)
9.8
c)
10.3
d)
11
26.

Find the midpoint of the line segment with endpoints (-2,0) & (9,-1).

a)

(1, 3)

b)

(3.5, -.5)

c)

(-.5, 3.5)

d)

(6, -.5)

27.
What is the midpoint between (3, -1) and (8, -6)
a)
(11, -7)
b)
(-5.5, -3.5)
c)
(5.5, -3.5)
d)
(2, -2)
28.
What is the center of MN given M(3, -1) and N(7, -5)
a)
(5, -2)
b)
(10, -6)
c)
(5, -3)
d)
(2, -2)
29.
What point is halfway between (3, -1) and (8, -6)?
a)
(11, -7)
b)
(-5.5, -3.5)
c)
(5.5, -3.5)
d)
(2, -2)
30.

Lisa went to the mall to do her back-to-school shopping. When she returned home, she noticed that the number of shirts(s) she purchased was 3 more than twice the number of pants(p) she bought. Write an equation that can be used to represent the number of shirts Lisa purchased

a)

p = 3 + 2s

b)

s + 2p = 3

c)

2p = s + 3

d)

s = 3 + 2p

31.
2. Cheryl gets paid $8 per hour for her job at the record store.  She made a total of $96 last week.  Which equation models this situation?
a)
96h = 8
b)
h/96 = 8
c)
8h = 96
d)
h/8 = 96
32.
Write an equation models the following statement:
 17 less than h equals 42
a)
17-h=42
b)
h-17=42
c)
h+17=42
d)
17+h=42
33.
Which choice models this situation?
Robyn had some video games, then bought 4 more.  Now she has a total of 10 games.
a)
v - 4 = 10
b)
v + 4 = 10
c)
10/4 = v
d)
4v = 10
34.
What equation matches this situation?
John wants to buy an MP3 Player that costs $30.98.  How much change did he receive if he gives the cashier $40.
a)
40 + c = 30.98
b)
30.98 + c = 40
c)
c - 40 = 30.98
d)
c - 30.98 = 40
35.
Mei was going to sell all of her stamp collection to buy a video game.  After selling half of them she changed her mind.  She then bought nineteen more.  How many did she start with if she now has 45?
a)
2/x + 19 = 90
b)
x/2 + 19 = 45
c)
2x +19 = 109
d)
19x + 2 = 71
36.
Grandpa Gump is 63 years old. His age is 2 years less than 5 times the age of Billy Gump. How could I find out how old Billy is?
a)
x/5 - 2 = 63
b)
5x - 2 = 63
c)
2x - 5 = 63
d)
5x + 2 = 63
37.

Solve the equation:
3c=123c=12  

a)

36

b)

4

c)

15

d)

9

38.

Solve the equation:
x12=2x-12=2  

a)

24

b)

10

c)

20

d)

14

39.

Solve the equation:
8x=32-8x=-32  

a)

4

b)

40

c)

6

d)

5

40.

Solve the equation:
x8=10x-8=10  

a)

2

b)

9

c)

10

d)

18

41.

Solve the equation:
x2=4\frac{x}{-2}=-4  

a)

22

b)

9

c)

8

d)

6

42.

Solve the equation:
y=22-y=22  

a)

y = 1

b)

y = -22

c)

y = 0

d)

y = -1

43.

Solve the equation:
22+x=42-22+x=-42  

a)

64

b)

-64

c)

20

d)

-20

44.

Solve each equation:
12=x(18)12=x-\left(-18\right)  

a)

6

b)

-6

c)

30

d)

-30

45.

186k=6(1+3k)-18-6k=6\left(1+3k\right)  

a)

k=2.67k=-2.67  

b)

k=1k=-1  

c)

k=1k=1  

d)

k=6k=6  

46.

3(4x+3)+4(6x+1)=43-3\left(4x+3\right)+4\left(6x+1\right)=43  

a)

x=3.25x=3.25  

b)

x=4.25x=4.25  

c)

x=4x=-4  

d)

x=4x=4  

47.

4x76x=54x+44x-7-6x=5-4x+4  

a)

x=4x=-4  

b)

x=1x=-1  

c)

x=3x=3  

d)

x=8x=8  

48.

3m=5(m+3)33m=5\left(m+3\right)-3  

a)

m=0m=0  

b)

m=6m=-6  

c)

m=7.5m=7.5  

d)

m=6m=6  

49.

2(3x4)=3x+12\left(3x-4\right)=3x+1  

a)

x=3x=3  

b)

x=53x=\frac{5}{3}  

c)

x=2x=-2  

d)

x=1x=1  

50.

5+4x7=4x2x5+4x-7=4x-2-x  

a)

x=2x=2  

b)

x=1x=1  

c)

x=3x=-3  

d)

x=0x=0  

51.
Describe the solution set:
2(x + 5) = 2x + 5
a)
one solution
b)
no solution
c)
infinitely many solutions
d)
two solutions
52.
Solve the equation:
½ (2x + 6) = 3x + 13
a)
no solution
b)
x = 8
c)
x = -5
d)
x = 7
53.
Solve the equation:
4 - 6x - 2= -2(3x-1)
a)
no solution
b)
infinitely many solutions
c)
x = ⅓
d)
x = 4
54.
Which of the equations has no solution?
a)
2x + 1 = 5x - 3
b)
2(x - 7) = 2x-14
c)
3(2x+1) = 6x+1
d)
15x - 30 = 0
55.
½x + ⅓x = 5
a)
x = ⅕
b)
x = 1
c)
x = 5
d)
x = 6
56.
Solve the equation:
2x - 1 = ¾x + 9
a)
x = -10
b)
x = 8
c)
x = -37
d)
x = 6
57.
2x - 3 + 4x = 27
a)
12
b)
4
c)
5
d)
15
58.
2x + 3(5x - 7) = 47
a)
x = 1
b)
x = 2
c)
x = 3
d)
x = 4
59.
Solve for x:
4 - 2(x - 3) = 24
a)
- 7
b)
7
c)
14
d)
- 14
60.
|2a - 10| = 6
a)
a = 8, a = 5
b)
a = 2
c)
a = 8
d)
a = 8, a = 2
61.

Solve for k. |6 - 2k| = 18

a)

k = -6, k = 6

b)

k = -6, k = 12

c)

k = -6, k = -12

d)

k = -6, k = 5

62.
What is the reason that absolute value is always written as a positive?
a)
Absolute value is talking about numbers so it must be positive.
b)
Absolute value does not always have to be positive.
c)
Absolute value is like a clock it has only positive numbers.
d)
Absolute value is talking about distance, distance is always measured by positive numbers.
63.
What's a way to define absolute value?
a)
The value of a number
b)
The opposite of a number
c)
The distance of a number from zero
d)
The multiplicative inverse of a number
64.

Solve the following equation:


|−4 + 5x| = 16

a)

{16/5,12/5}

b)

{4, −5}

c)

{−12/5, 4}

d)

{4}

65.

Solve for b in the following equation.

 b3 + 3  = 9\left|\ \frac{b}{3}\ +\ 3\ \right|\ =\ 9  

a)

{ 2, 4 }\left\{\ 2,\ 4\ \right\}  

b)

{ 2, 4 }\left\{\ 2,\ -4\ \right\}  

c)

{ 18, 36 }\left\{\ 18,\ -36\ \right\}  

d)

{ 18, 36 }\left\{\ 18,\ 36\ \right\}  

66.

Solve x + 3.5 = 9.5

a)

x=6

b)

x=7

c)

x=6.5

d)

x=7.5

67.

Solve the equation. Check your solution.

a)

p = 80

b)

p = 45

c)

p = 180

d)

p = 5

68.

Solve the following equation.
k0.9=2.7\frac{k}{0.9}=2.7  
*Hint: Do the opposite operation*

a)

k=3k=3  

b)

k=2.43k=2.43  

c)

k=1.8k=1.8  

69.

Solve.
x95=110x-\frac{9}{5}=-\frac{1}{10}  

a)

1915\frac{19}{15}  

b)

1715\frac{17}{15}  

c)

1710\frac{17}{10}  

d)

1910\frac{19}{10}  

70.

Solve. 
x+112=34x+\frac{1}{12}=\frac{3}{4}  

a)

18\frac{1}{8}  

b)

56\frac{5}{6}  

c)

23\frac{2}{3}  

d)

14\frac{1}{4}  

71.
In the given equation, which number is the coefficient?
a)
2
b)
5
c)
-1
d)
7
72.
 0.5n + 8.7 = 12.35
a)
-8.3
b)
8.3
c)
7.3
d)
16
73.

Solve for x.

2/5 + x = 3/4

a)

5/9

b)

7/20

c)

8/20

d)

1/9

74.

–1.3x + 1.9 = –11.1

a)

7.1

b)

-10

c)

10

d)

-7.1

75.

16d + 43 = 13\frac{1}{6}d\ +\ \frac{4}{3}\ =\ -\frac{1}{3}  

a)

-10

b)

518-\frac{5}{18}  

c)

518\frac{5}{18}  

d)

10

76.
Solve for x:
5x - 14 = 8x + 4
a)
x = 6
b)
x = -6
c)
x = -18/13
d)
x = 10/3
77.

3.2 = –0.8p

a)

-4

b)

2.56

c)

-2.56

d)

4

78.

–14.3 = –1.4 – 3d

a)

-5.2

b)

5.2

c)

-4.3

d)

4.3

79.

10.6 = m+11.70.5-10.6\ =\ \frac{m+11.7}{0.5}  

a)

-11.15

b)

17

c)

11.15

d)

-17

80.

7 = 9 + 45q7\ =\ 9\ +\ \frac{4}{5}q  

a)

2 122\ \frac{1}{2}  

b)

1 35-1\ \frac{3}{5}  

c)

1 351\ \frac{3}{5}  

d)

 212-\ 2\frac{1}{2}  

81.

15  12x = 315\ -\ \frac{1}{2}x\ =\ -3  

a)

9

b)

36

c)

-36

d)

-9

82.

Solve the equation. Check your solution.

a)

5/3 or 1 2/3

b)

243/125 or 1 118/125

c)

1.944

d)

-5/3 or -12/3

83.
Solve the equation. Check your solution.
a)
2
b)
1/2
c)
31
d)
62
84.

Solve.
x2=79\frac{x}{2}=\frac{7}{9}  

a)

914\frac{9}{14}  

b)

149\frac{14}{9}  

c)

718\frac{7}{18}  

d)

187\frac{18}{7}  

85.

Five less than a number n is thirty four.

a)

5 - n = 36

b)

n - 5 = 35

c)

5 - n = 34

d)

n - 5 = 34

86.

5 more than a number is sixty

a)

x + 5 = 50

b)

x + 5 = 60

c)

5 + x = 60

d)

5 + x = 50

87.

The sum of x and 8 is three less than four

a)

8x = 3 - 4

b)

8x = 4 - 3

c)

x + 8 = 3 - 4

d)

x + 8 = 4 - 3

88.

Which choice models this situation?


Lisa finished a race in 58 seconds. This was 4 seconds faster than her best practice time. What was Lindsey's best practice time?

a)

t + 4 = 58

b)

t - 4 = 58

c)

4t = 58

d)

t/4 = 58

89.

Which choice models this situation?


Last week, James worked 35 hours in 5 days on the farm. He worked the same number of hours each day. How many hours did he work each day?

a)

h - 5 = 35

b)

h + 5 = 35

c)

5h = 35

d)

h/5 = 35

90.

Which expressions can be used to represent the sum of 4 consecutive integers?

a)

n, n+1, n+2, n+3

b)

n+1, n+2, n+3, n+4

c)

n, n+2, n+4, n+6

d)

n, 2n, 3n, 4n

91.

Which expressions can be used to represent the sum of 3 consecutive odd integers?

a)

n+1, n+2, n+3

b)

n, n+1, n+3

c)

n, n+1, n+2

d)

n, n+2, n+4

92.

The sum of two consecutive integers is 99. Find the value of the smaller integer.

a)

48

b)

49

c)

50

d)

51

93.

Find three consecutive even integers whose sum is 84.

a)

26, 28, 30

b)

28, 30, 32

c)

27, 28, 29

d)

24, 26, 28

94.

The sum of three consecutive even numbers is 72. Find the smallest number.

a)

21

b)

22

c)

23

d)

24

95.

The sum of three consecutive odd integers 141. What are the three integers?

a)

47, 48 , 49

b)

45, 47, 49

c)

46, 48, 50

d)

41, 49, 51

96.
Write the percent as a fraction in simplest form.
60%
a)
3/5
b)
2/5
c)
1/5
d)
4/5
97.
Write the percent as a fraction in simplest form.
55%
a)
55/100
b)
5/10
c)
11/20
d)
11/100
98.
Write the percent as a fraction in simplest form.
65%
a)
13/20
b)
65/100
c)
13/15
d)
65/1000
99.
What is the fraction equivalent of 40% in simplest form?
a)
4/100
b)
2/5
c)
40/100
d)
4/10
100.
34% of what number is 51?
a)
69
b)
71
c)
150
d)
196
101.
What is 40% of 230?
a)
92
b)
9200
c)
9.20
d)
575
102.
In the question,
"35 is what percent of 40?"
What is the 40?
a)
Part
b)
Whole
c)
Percent
d)
Nothing 
103.
What percent of 50 is 20?
a)
40%
b)
25%
c)
2.5%
d)
4%
104.
26 is 5% of what number?
a)
1.3
b)
2.5
c)
25.95
d)
520
105.
What percent of 29 is 3?
a)
10.3%
b)
26.1%
c)
11.5%
d)
9.8%
106.
What is 20% of 75?
a)
15
b)
60
c)
6
d)
1.5
107.
In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?
a)
35
b)
60
c)
18
d)
50
108.
Jose swims 3 laps in a pool every 2 minutes. How long would it take him to swim 27 laps?
a)
8 minutes
b)
9 minutes
c)
16 minutes
d)
18 minutes
109.
The Williams family bought four concert tickets for $252.  What was the price per ticket?
a)
$60.00
b)
$63.00
c)
$6.30
d)
$62.00
110.
Mrs. Edgar bought an eight pack of bottled water for $4.00.  What was the unit price for the water?
a)
$32.00
b)
$0.50
c)
$3.20
d)
$5.00
111.
At a summer camp, there are 40 girls out of 60 campers.  What is the ratio written in simplest form?
a)
2/3
b)
20/30
c)
40/60
d)
10/60
112.

Gracie brought 24 cookies to give to her 3 classes. Tomorrow she has 4 classes, so how many cookies should she bring?

a)

24

b)

32

c)

8

d)

64

113.

If I need 5 cups of flour to make 3 pies, how many pies can I make with 25 cups of flour?

a)

30

b)

15

c)

25

d)

5

114.

Find THREE equivalent ratios for 4/5. Select all that apply.

a)

5:4

b)

810\frac{8}{10}

c)

12:15

d)

5 to 4

e)

40 to 50

115.

Find THREE equivalent ratios for 4 to 7. Select all that apply.

a)

814\frac{8}{14}

b)

7 to 4

c)

24:42

d)

7:4

e)

20:35

116.

Select TWO equivalent ratios for 8:10

a)

10:8

b)

4:5

c)

40:40

d)

80:100

117.
Find the PERCENT of change.
20 dogs to 5 dogs
a)
Decrease 15%
b)
Increase 15%
c)
Increase 75%
d)
Decrease 75%
118.
Find the PERCENT of Change.
The original cost was $50 and the new cost is $60. 
a)
Increase 20%
b)
Increase 16.67%
c)
Increase $10
d)
Decrease $10
119.
Find the percent of change if the original cost was $5 and the new cost is $1. 
a)
Increase $4
b)
Decrease $4
c)
Decrease 80%
d)
Decrease 400%
120.
Find the percent of change if Eddie started with 20 tickets and ended with 30 tickets.
a)
Increase 10 tickets
b)
Increase 50%
c)
Increase 33%
d)
Decrease 50%
121.
Last week, you finished level 2 of a video game in 32 minutes. Today, you finished level 2 in 28 minutes. What is your percent of change?
a)
Increase 12.5%
b)
Decrease 12.5%
c)
Increase 4%
d)
Decrease 4%
122.
backpack:  $35.00
tax:  7%
Find the total price.
a)
$59.50
b)
$37.45
c)
$38.35
d)
$37.65
123.
shirt:  $45.00
discount:  40%
Find the total price.
a)
$27.00
b)
$18.00
c)
$33.00
d)
$29.00
124.
Jay 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)
34
125.
Find the sales tax only. $34 groceries; 8.5% tax
a)
$ 2.89
b)
$ 36.89
c)
$ 3.00
d)
$ 28.90
126.

Solve for d
C = πdC\ =\ \pi d

a)

C  π=dC\ -\ \pi=d

b)

C + π=dC\ +\ \pi=d

c)

πC=d\pi C=d

d)

Cπ=d\frac{C}{\pi}=d

127.

Solve for h
V = lwhV\ =\ lwh

a)

V lw = hV\ -l-w\ =\ h

b)

Vlw = hV-lw\ =\ h

c)

Vlw= h\frac{V}{lw}=\ h

d)

Vlw=hV-\frac{l}{w}=h

128.

Solve for r:
LA = 2πrhLA\ =\ 2\pi rh

a)

LA2πh = rLA-2\pi h\ =\ r

b)

LA2πh= r\frac{LA}{2\pi h}=\ r

c)

LA2πh = r\frac{LA}{2}-\pi h\ =\ r

d)

2LAπh= r\frac{2LA}{\pi h}=\ r

129.

Solve for x:
m =x+y2m\ =\frac{x+y}{2}

a)

 2my=x\ 2m-y=x

b)

2my=x\frac{2m}{y}=x

c)

my2=x\frac{m-y}{2}=x

d)

2(my)=x2\left(m-y\right)=x

130.

3x +2c = 3        solve for x-3x\ +2c\ =\ 3\ \ \ \ \ \ \ \ solve\ for\ x  

a)

x=32c3x=\frac{3-2c}{-3}  

b)

x = 6+2cx\ =\ 6+2c  

c)

x = 62cx\ =\ 6-2c  

d)

x = 3+2c3x\ =\ \frac{3+2c}{3}  

131.

a = 3yx            solve for xa\ =\ 3y-x\ \ \ \ \ \ \ \ \ \ \ \ solve\ for\ x  

a)

x = a + 3yx\ =\ a\ +\ 3y  

b)

x = a 3yx\ =\ a\ -3y  

c)

x = a 3yx\ =\ -a\ -3y  

d)

x = a+3yx\ =\ -a+3y  

132.


Evaluate  3yz\left|3y\right|-z   if y = 2 and z = 5 :

a)

1

b)

1

c)

11

d)

11

133.

Evaluate |b+1|+ 8 if b = -3

a)

6

b)

8

c)

10

d)

12

134.

Evaluate 5 – |c+1| if c= –4.

a)

0

b)

2

c)

8

d)

10

135.

x+5 = 3\left|x+5\right|\ =\ -3  

a)

2 or 8-2\ or\ -8  

b)

no solution

c)

00  

136.
You know 16 cups = 1 gallon. Convert 3.5 gallons into cups.
a)
56 cups
b)
0.21875 cups
c)
19.5 cups
d)
48 cups
137.
You know that 12 inches = 1 foot.  Convert 60 inches to feet.
a)
720 feet
b)
5 feet
c)
5 inches
d)
72 feet
138.
How many inches are in 1 mile?
(Hint:  5280 ft = 1 mi)
a)
66,330 in
b)
63,360 in
c)
63,660 in
d)
63,066 in
139.

Convert 40 ounces to pounds. (16oz = 1lb)

a)

2.5 pounds

b)

.4 pounds

c)

2/5 pounds

d)

5 pounds

140.
How many gallons are in a pool that holds 758,000 Liters?
(1 gallon = 3.79 Liters)
a)
200
b)
20,000
c)
200,000
d)
2,000,000
141.
Solve the proportion:
a)
4
b)
8
c)
14
d)
10
142.

How many yards are in 1 mile? (3 ft = 1 yd) (5280 ft = 1 mi)

a)

1670yds

b)

5280yd

c)

1760yds

d)

5820yds

143.

3, 5, 7, ... is an arithmetic sequence

a)

True

b)

False

144.

3, 15, 75, ... is an arithmetic sequence

a)

True

b)

False

145.

20, 10, 5, ... is an arithmetic sequence

a)

True

b)

False

146.

What is the common difference of the given arithmetic sequence:

–2, 5, 12, 19, 26, . . . ?

a)

–2   

b)

3

c)

5

d)

7

147.

Find the 63rd term of the arithmetic sequence -1, 5, 11, ...

(a)  

148.

Find the 59th term of the arithmetic sequence 26, 17, 8, ...

(a)  

149.

What is the fifth term of the geometric sequence?

5, 15, 45,...

a)

135

b)

1875

c)

1215

d)

405

150.

Find the 9th term in the following geometric sequence:

4, 8, 16, 32, ...

a)

384

b)

512

c)

768

d)

1,024

151.

To find the next term in a geometric sequence

a)

add the common difference d

b)

multiply by the common ratio r

152.

Find the 5th term of the geometric sequence:

a)

10

b)

19

c)

1701

d)

567

153.

Find the common ratio:

2, 8, 32, 128, ...

a)

1/4

b)

4

c)

1/6

d)

6

154.

Arithmetic, geometric, or neither?

100, 50, 25, 12.5, ...

a)

Arithmetic

b)

Geometric

c)

Neither

155.

Arithmetic, geometric, or neither?

1, 3, 7, 13, ...

a)

Arithmetic

b)

Geometric

c)

Neither

156.
The Triangle Sum Theorem states that the sum of all angles in a triangle is ______. 
a)
45°
b)
90°
c)
180°
d)
360°
157.
What is the third angle of a triangle whose 1st angle is 34 and 2nd angle is 101?
a)
32
b)
39
c)
45
d)
54
158.
Solve for x.
a)
16
b)
11
c)
50
d)
6
159.
Find the measure of the missing angle.
a)
90o
b)
100
c)
130o
d)
50o
160.
Find the measure of the indicated angle. 
a)
95
b)
85
c)
35
d)
45
161.
Solve for x.
a)
6
b)
-10
c)
7
d)
-9
162.

Order least to greatest 3 13        3.3         3 34        3.5 -3\ \frac{1}{3\ }\ \ \ \ \ \ \ 3.3\ \ \ \ \ \ \ \ \ -3\ \frac{3}{4}\ \ \ \ \ \ \ \ 3.5\  

a)

🤠

b)

3 34      3 13     3.3     3.5-3\ \frac{3}{4}\ \ \ \ \ \ -3\ \frac{1}{3}\ \ \ \ \ 3.3\ \ \ \ \ 3.5  

c)

  3 34-3\ \frac{3}{4}   3 13       3.5     3.3-3\ \frac{1}{3}\ \ \ \ \ \ \ 3.5\ \ \ \ \ 3.3  

d)

3.5    3.3     3 13      3 343.5\ \ \ \ 3.3\ \ \ \ \ -3\ \frac{1}{3}\ \ \ \ \ \ -3\ \frac{3}{4}  

163.

True or False, Are these in order from least to greatest? 2 34    2.2     2.8     3 18-2\ \frac{3}{4}\ \ \ \ -2.\overline{2}\ \ \ \ \ 2.8\ \ \ \ \ 3\ \frac{1}{8}  

a)

True

b)

c)

False

d)

🏈

164.

Compare using < , > , or =


0.25 ____ 1/4

a)

<

b)

>

c)

=