WorksheetsUnit 3 Test Review
Total questions: 12
Worksheet time: 36mins
Name
Class
Date
1.
Sara makes small purses (x) and big purses (y). She can make no more than 8 purses a week. It takes Sarah 2 hours to make a small purse and 3 hours to make a big purse. She has a maximum of 18 hours a week. Which system of inequalities represents this situation?
a)
x+y≤6; 3x+2y≤18;x≤0;y≤0
b)
x+y≤8;2x+3y≤18;x≥0;y≥0
c)
x+y≥8;3x+2y≥18;x≤0;y≤0
d)
x+y≥6;2x+3y≤18;x≥0;y≥0
2.
Find the slope of the line that passes through
(10, 1) and (5, 2)
(10, 1) and (5, 2)
a)
1/5
b)
-1/5
c)
5
d)
-5
3.
What are the x and y intercept for the following equation ?
4x - 10y = 20
4x - 10y = 20
a)
x - int = 4
y-int = -10
y-int = -10
b)
x-int = 5
y-int = 2
y-int = 2
c)
x - int = 5
y int = -2
y int = -2
d)
x -int = 4
y -int = -10
y -int = -10
4.
Write an equation of a line in point-slope form with a slope of -2 that contains the point( -1, 6)
a)
y-6=-2(x-1)
b)
y-6=-2(x+1)
c)
y+1=-2(x-6)
d)
y-1=-2(x+6)
5.
For the equation
y + 1 = -3(x - 5),
the line contains the point (5, -1) and has a slope of?
y + 1 = -3(x - 5),
the line contains the point (5, -1) and has a slope of?
a)
-1
b)
1
c)
-3
d)
5
6.
Write the equation for the line in slope-intercept form.
a)
y= -x+3
b)
y= 4x+3
c)
y=1/4x+3
d)
y= -4x+3
7.
Which equation matches the graph? (Click me to see the image)
a)
y = 2x
b)
y = 1/4 x + 2
c)
y = x + 4
d)
y = -2x
8.
Write the standard form linear inequality that represents the graph
a)
x + 2y > 6
b)
-x + 2y < 6
c)
x - 2y > 6
d)
x - 2y < 6
9.
Which point below is NOT part of the solution set?
a)
(0, 0)
b)
(-10, 20)
c)
(3, 5)
d)
(0, -2)
10.
Select the correct graph for the given inequality.
a)
A
b)
B
c)
C
d)
D
11.
Is (-2,4) a solution to the system?
a)
Solution
b)
Not a solution
12.
Match the system to the graph (solution set is on the left)
a)
y ≤ 3x and y ≤ -2x + 4
b)
y > 3x and y > -2x + 4
c)
y < 3x and y > -2x + 3
d)
y > 3x and y < -2x + 4
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