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Kristina Anderson March 26, 2009 *Some questions have been taken from released SOL tests.
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Transcript of Kristina Anderson March 26, 2009 *Some questions have been taken from released SOL tests.
Algebra Jeopardy*Kristina Anderson
March 26, 2009
*Some questions have been taken from released SOL tests
EXIT
Systems System Graphs
Word Problem
s
Potpourri
100 100 100 100
200 200 200 200
300 300 300 300
400 400 400 400
What is the solution to this system of equations?
72 8
x yx y
SOL A.9
(5,2)
(2,5)
(12,–5)
(–2,5)
0% 0%0%0%
A. (5,2)B. (2,5) C. (12,–5) D. (–2,5)
Which is a solution to the following system?
(–1,2)
(–1,0)
(0,3)
(1,6)
0% 0%0%0%
3 32 4y xx y
SOL A.9
A. (–1,2) B. (–1,0) C. (0,3)D. (1,6)
Which is a solution to the following system?
(–2,–5)
(2,–1)
(4,1)
(3,0)
0% 0%0%0%
SOL A.9
31
y xy x
A. (–2,–5) B. (2,–1)C. (4,1)D. (3,0)
What is the solution to this system of equations?
(–1,–1)
(1,–4)
(–7/3
, 1)
(1,1)
0% 0%0%0%
SOL A.9
3 2 52 5 3x yx y
A. (–1,–1) B. (1,–4)C. (–7/3, 1)D. (1,1)
What is the solution to the graphed system?
(0,–7)
(0,4)
(–5,–3)
(–3,–5)
25% 25%25%25%
SOL A.9
A. (0,–7)B. (0,4) C. (–5,–3) D. (–3,–5)
The graph has _______ solutions.25% 25%25%25%
SOL A.9
A. ZeroB. One C. Two D. Infinite
What is the solution to the graphed system? 25% 25%25%25%
SOL A.9
A. (3,0) B. (0,–3) C. (–3,–3) D. (–3,3)
Which system is represented by the graph?
SOL A.9
25%
25%
25%
25%
A. y = –x + 6, –2x + y = 4 B. 6x + y = 6, 3x – y = 2 C. 3x – y = 2, y = x + 6 D. x + y = 6, 3x – y = 2
Mrs. Crews bought 4 pencils and 3 pens for $5.60. Mis Houston bought 2 pencils and 3 pens of the same kind for $4.60. What was the price of each pencil and each pen?
$1.70 perpencil, $0.20
per pen
$0.50 perpencil, $1.20
per pen
$0.17 perpencil, $1.64
per pen
$0.80 perpencil, $0.80
per pen
25% 25%25%25%
SOL A.9
A. $1.70 per pencil, $0.20 per penB. $0.50 per pencil, $1.20 per pen C. $0.17 per pencil, $1.64 per penD. $0.80 per pencil, $0.80 per pen
Kristy is making a rectangular quilt that is 2 feet longer than it is wide. If the perimeter of the quilt is to be 32 feet, what will be its dimensions?
4 feet b
y 8 feet
5 feet b
y 7 feet
7 feet b
y 9 feet
15 feet b
y 17 feet
25% 25%25%25%
SOL A.9
A. 4 feet by 8 feet B. 5 feet by 7 feetC. 7 feet by 9 feetD. 15 feet by 17 feet
A rectangle has a perimeter of 68 inches. Its length is 2 inches less than 3 times its width. What are the length and width of the rectangle?
22-inch
es and 12-in
ches
25-inch
es and 9-in
ches
28-inch
es and 10-in
ches
22-inch
es and 8-in
ches
25% 25%25%25%
SOL A.9
A. 22-inches and 12-inchesB. 25-inches and 9-inchesC. 28-inches and 10-inchesD. 22-inches and 8-inches
The Arcadia Theater charges $4 for adult tickets and $3 for student tickets. Mr. Steele purchased 9 tickets (some student and some adult) for $31. Which system of equations could be used to find a, the number of adult tickets, and s, the number of student tickets Mr. Steele purchased?
a + s = 31, 4
a +3s = 9
4a +3s =31, a
+ s = 9
3a + 4s = 31, a
+ s =9
3a + 4s = 9, a
+ s = 31
25% 25%25%25%
SOL A.9
A. a + s = 31, 4a +3s = 9B. 4a +3s =31, a + s = 9C. 3a + 4s = 31, a + s =9D. 3a + 4s = 9, a + s = 31
Which set of ordered pairs is not a function?
{(3,0), (
2,0), (1,0), (
0,0)}
{(1,1), (
2,2), (3,3), (
4,4)}
{(1,2), (
2,1), (3,4), (
4,3)}
{(0,1), (
1,0), (0,2), (
2,0)}
25% 25%25%25%
SOL A.5
A. {(3,0), (2,0), (1,0), (0,0)}B. {(1,1), (2,2), (3,3), (4,4)}C. {(1,2), (2,1), (3,4), (4,3)}D. {(0,1), (1,0), (0,2), (2,0)}
Given that is in Quadrant II, name the signs of and respectively
Positive
, Positi
ve
Positive
, Nega
tive
Negative, N
egative
Negative, P
ositive
25% 25%25%25%
SOL A.5
A. Positive, PositiveB. Positive, NegativeC. Negative, NegativeD. Negative, Positive
Which of the following has a slope of 3?
x + 3y =
1
y = –3x + 5
y = x + 3
–3x + y = 1
2
25% 25%25%25%
SOL A.7
A. x + 3y = 1B. y = –3x + 5 C. y = x + 3D. –3x + y = 12
Which property is displayed by the following: 4 + (–4) = 0
Additive
Identity
Additive
Inverse
Symmetri
c
Dist
ributive
25% 25%25%25%
SOL A.3
A. Additive IdentityB. Additive InverseC. SymmetricD. Distributive
Fastest Responders (in seconds)0 Participant 1
0 Participant 2
0 Participant 3
0 Participant 4
0 Participant 5