Inequalities & Their Graphs (3.1)
0
2
-2
4
-4
6
-6
8
-8
Which inequality matches the graph?
x > -4
x ≤ -4
x < -4
x < 4
0
2
-2
4
-4
6
-6
8
-8
Which inequality matches the graph?
t < 0
t ≤ 0
t > 0
t ≥ 0
0
2
-2
4
-4
Which inequality matches the graph?
m < ½
m ≤ ½
m ≤ 1
m ≥ ½
0
2
-2
4
-4
Which inequality matches the graph?
w > 2 ½
w < 3
w > 3
w ≥ 3
0
2
-2
4
-4
6
-6
8
-8
Which inequality matches the graph?
a < -9
a ≤ -9
a ≥ 9
a ≥ -9
Is -4 a solution of 3x > -9?
Yes
No
Which of the following is a solution of
-3m - 1 ≥ 5?
3
-2
0
1
Is 5 a solution of b - 9 < 3?
Yes
No
Which inequality is illustrated by
"You must be 16 years old to have a 
driver's license."
a < 16
a > 16
a ≤ 16
a ≥ 16
Which inequality represented by
"The maximum load of 
this elevator is 500 pounds."
p < 500
p = 500
p ≤ 500
p ≥ 500
a.
b.
Which graph matches 4 < x?
-4
-4
-2
-2
0
0
2
2
Answer
4
4
6
6
0
2
-2
4
-4
6
-6
8
-8
The dot should be open.
the dot should be open and    the graph should be going the other way.
The graph should be going left, not right.
There is no mistake.
What is wrong with this graph? 
x > 6
Which statement says x < 5?
5 less than x
x is at least 5
x is more than 5
x is less than 5
Which inequality reads
"m is greater than 4"?
m < 4
m ≤ 4
m > 4
m ≥ 4
0
2
-2
4
-4
Does the graph match the inequality?
Yes
No
-1 > p
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