Algebra I Midterm Review Extravaganza

1
Algebra IMidterm ReviewExtravaganza
2
In which month were you born?

1. Jan., Feb. March
2. Apr., May, Jun.
3. Jul., Aug., Sep.
4. Oct., Nov., Dec.

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3
Here we go!
Things to remember

• There is no countdown timer this time but you
  still must try to work quickly.
• You will be graded on your performance.
• This time you earn points (not graded) as a team
  Im no really sure how this will work, so bear
  with me.

4
4 times the sum of q and p

1. 4q p
2. 4 q p
3. 4qp
4. 4(q p)

1 2 3 4 5
5
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
6
Evaluate u xy, for u 18, x 10, and y 8.

1. 188
2. 36
3. 98
4. 224

1 2 3 4 5
7
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
8
Team Scores
0 Team 1
0 Team 2
0 Team 3
0 Team 4
0 Team 5





9
Simplify the expression.
10
Picture

1. 108
2. 36
3. 18
4. 9

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11
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
12
Name the set(s) of numbers to which 5 belongs.

1. whole numbers, natural numbers, integers
2. rational numbers
3. whole numbers, integers, rational numbers
4. integers, rational numbers

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13
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
14
Simplify the expression.
15
4.8 (4.9) 5.7

1. 4
2. 5.8
3. 5.8
4. 15.4

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16
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
17
Picture

1. 20
2. 125
3. 625
4. 625

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18
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
19
Picture

1. 36
2. 72
3. 72
4. 36

1 2 3 4 5
20
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
21
Team Scores
0 Team 1
0 Team 2
0 Team 3
0 Team 4
0 Team 5





22
(5 c)(1)

1. 5 c
2. 5 c
3. 5 c
4. 5 c

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23
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
24
Evaluate x 2.7 for x 0.9.

1. 1.8
2. 3.6
3. 1.8
4. 3.6

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25
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
26
Evaluate for x 2 and y 3.

1. 4
2. 8
3. 4
4. 8

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27
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
28
Evaluate b 2a c for a 7, b 3, and c
7.

1. 24
2. 3
3. 10
4. 18

1 2 3 4 5
29
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
30
Team Scores
0 Team 1
0 Team 2
0 Team 3
0 Team 4
0 Team 5





31
Use the Distributive Property to find the price
of 7 CDs that cost 14.99 each.

1. 105.00
2. 98.00
3. 104.93
4. 105.70

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32
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
33
Name the property the equation illustrates.
34
Picture

1. Inverse Property of Multiplication
2. Multiplication Property of 1
3. Identity Property of Addition
4. Identity Property of Multiplication

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Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
36
8 3.4 3.4 8

1. Inverse Property of Addition
2. Associative Property of Addition
3. Commutative Property of Addition
4. Inverse Property of Multiplication

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Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
38
Team Scores
0 Team 1
0 Team 2
0 Team 3
0 Team 4
0 Team 5





39
Solve the equation.
40
3(y 6) 30

1. 5
2. 16
3. 4
4. 16

1 2 3 4 5
41
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
42
5x 5 3x 9

1. 2
2. 1
3. 1
4. 3

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43
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
44
Write the inequality in words.
45
5n 10 gt 26

1. Five times n less than ten is twenty-six.
2. Ten plus five times a number is less than or
   equal to twenty-six.
3. Ten less than five times a number is greater than
   twenty-six.
4. Ten less than a number is less than or equal to
   twenty-six.

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46
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
47
Team Scores
0 Team 1
0 Team 2
0 Team 3
0 Team 4
0 Team 5





48
The graph below shows how the cost of gasoline
changes over one month. According to the graph,
the cost of gasoline ________ decreases.

1. always
2. sometimes
3. never

1 2 3 4 5
49
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
50
A function is ________ a relation.

1. always
2. sometimes
3. never

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51
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
52
An equation in standard form that has a c not
equal to zero is ________ a direct variation.

1. sometimes
2. always
3. never

1 2 3 4 5
53
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
54
Team Scores
0 Team 1
0 Team 2
0 Team 3
0 Team 4
0 Team 5





55
Evaluate for x 3.

1. 11
2. 1
3. 6
4. 11

1 2 3 4 5
56
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
57
Find the constant of variation k for the direct
variation.
x f(x)
1 2
0 0
2 4
5 10

1. k 1.5
2. k 2
3. k 0.5
4. k 2

1 2 3 4 5
58
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
59
Team Scores
0 Team 1
0 Team 2
0 Team 3
0 Team 4
0 Team 5





60
Find the x- and y-intercept of the line.
61
2x 3y 18

1. x-intercept is 18 y-intercept is 18.
2. x-intercept is 6 y-intercept is 9.
3. x-intercept is 2 y-intercept is 3.
4. x-intercept is 9 y-intercept is 6.

1 2 3 4 5
62
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
63
3x 9y 18

1. x-intercept is 2 y-intercept is 6.
2. x-intercept is 3 y-intercept is 9.
3. x-intercept is 6 y-intercept is 2.
4. x-intercept is 9 y-intercept is 3.

1 2 3 4 5
64
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
65
Find the slope of the line that passes through
the pair of points.(2, 3) and (-1, 6)

1. 1
2. -1
3. 2
4. -2

1 2 3 4 5
66
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
67
Are the graphs of the lines in the pair parallel?
Explain.
68
y 1/6x 82x 12y 11

1. Yes, since the slope are the same and the
   y-intercepts are the same.
2. No, since the y-intercepts are different.
3. Yes, since the slope are the same and the
   y-intercepts are different.
4. No, since the slopes are different.

1 2 3 4 5
69
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
70
Graph the function.
71
Picture

1. Picture Choice 1
2. Picture Choice 2

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72
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
73
Team Scores
0 Team 1
0 Team 2
0 Team 3
0 Team 4
0 Team 5





74
Find the x- and y-intercept of the line.
75
2x 3y 18

1. x-intercept is 18 y-intercept is 18.
2. x-intercept is 6 y-intercept is 9.
3. x-intercept is 2 y-intercept is 3.
4. x-intercept is 9 y-intercept is 6.

1 2 3 4 5
76
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
77
Match the following equations with their graphs.
78
y 3

1. Picture Choice 1
2. Picture Choice 2

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79
x 4

1. Picture Choice 1
2. Picture Choice 2

1 2 3 4 5
80
y 2 (x 2)

1. Picture Choice 1
2. Picture Choice 2

1 2 3 4 5
81
Team Scores
0 Team 1
0 Team 2
0 Team 3
0 Team 4
0 Team 5





82
Tell whether the lines for each pair of equations
are parallel, perpendicular, or neither.
83
y -1/2x 1116x 8y 8

1. neither
2. perpendicular
3. parallel

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84
Fastest Responders (in seconds)
0 Participant 1 0 Participant 11
0 Participant 2 0 Participant 12
0 Participant 3 0 Participant 13
0 Participant 4 0 Participant 14
0 Participant 5 0 Participant 15
0 Participant 6 0 Participant 16
0 Participant 7 0 Participant 17
0 Participant 8 0 Participant 18
0 Participant 9 0 Participant 19
0 Participant 10 0 Participant 20
85
Tell whether the system has no solution, one
solution, or infinitely many solutions.
86
y 5x 4y 5x 5

1. no solutions
2. one solution
3. infinitely many solutions

1 2 3 4 5
87
Fastest Responders (in seconds)










88
y x 4y 4 x

1. infinitely many solutions
2. no solutions
3. one solution

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89
Fastest Responders (in seconds)










90
y 2x 3y x 3

1. one solution
2. no solutions
3. infinitely many solutions

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91
Fastest Responders (in seconds)










92
Team Scores
0 Team 1
0 Team 2
0 Team 3
0 Team 4
0 Team 5





93
Find the value of b that makes the system of
equations have the solution (3, 5). y 3x 4y
bx 2

1. 0
2. 1
3. 2
4. 1

1 2 3 4 5
94
Fastest Responders (in seconds)










95
Solve the following systems of equations ....
if you can.
96
y 2x 10y 4x 8

1. (3, 4)
2. (1, 12)
3. (4, 17)
4. (3, 4)

1 2 3 4 5
97
Fastest Responders (in seconds)










98
3y x 2 y x 9

1. (3, 6)
2. (20, 4)
3. (10, 1)
4. (1, 8)

1 2 3 4 5
99
Fastest Responders (in seconds)










100
The sum of two numbers is 82. Their difference is
24. Write a system of equations that describes
this situation.

1. x y 8 2x y 24
   48 and 24
2. x y 8 2x y 24
   52 and 30
3. x y 24 y x 82
   48 and 30
4. x y 8 2x y 24
   53 and 29

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101
Fastest Responders (in seconds)










102
3x 3y 93x 3y 21

1. (3, 6)
2. (5, 2)
3. (3, 3)
4. (2, 5)

1 2 3 4 5
103
Fastest Responders (in seconds)










104
Team Scores
0 Team 1
0 Team 2
0 Team 3
0 Team 4
0 Team 5





105
3x 4y 24 x y 1

1. (4, 3)
2. (0, 6)
3. (3, 4)
4. (4, 3)

1 2 3 4 5
106
Fastest Responders (in seconds)










107
x 2y 63x 8y 20

1. (1, 4)
2. (4, 4)
3. (4, 1)
4. (3, 1)

1 2 3 4 5
108
Fastest Responders (in seconds)










109
Team Scores
0 Team 1
0 Team 2
0 Team 3
0 Team 4
0 Team 5





110
By what number should you multiply the first
equation to eliminate the x ? 3x 2y 29x
y 5

1. 6
2. 9
3. 2
4. 3

1 2 3 4 5
111
Fastest Responders (in seconds)










112
Last question!

• Worth 10,000 points
• no pressure!

113
A motorboat can go 8 miles downstream on a river
in 20 minutes. It takes 30 minutes for the boat
to go upstream the same 8 miles. Find the speed
of the current.

1. 7 mph
2. 6 mph
3. 5 mph
4. 4 mph

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114
Fastest Responders (in seconds)










115
Final Team Scores
0 Team 1
0 Team 2
0 Team 3
0 Team 4
0 Team 5