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22 questions
Level 1
When do we switch the inequality symbol?
when multiplying or dividing by a NEGATIVE
when adding and subtracting a NEGATIVE
we never switch the inequality
When there is a negative in the problem
Level 3
Solve
-5m < 10
m < -2
m > -2
m < -50
m > -50
Level 3
Solve the inequality.
x ≤ 6
x ≥ 6
x ≤ -6
x ≥ -6
Pet Supplies makes a profit of $5.50 per bag on its line of natural dog food. If the store wants to make a profit of no less than $5225, how many bags of dog food does it need to sell?
x ÷ 5.50 ≥ 5225
5.50x ≥ 5225
x + 5.50 ≤ 5225
x − 5.50 ≤ 5225
Damien needs at least $70 for a trip to Six Flags. If he already has $36, which inequality can be used to determine how much money Damien needs?
x − 36 ≤ 70
x + 36 ≤ 70
x − 36 ≥ 70
x + 36 ≥ 70
Mrs. Scott decided that she would spend no more than $120 to buy birthday presents for her triplets. Which inequality can be used to determine the maximum Mrs. Scott can spend on each child?
3x > 120
3x ≤ 120
x + 3 ≤ 120
x + 3 > 120
Level 1
What inequality does the number line graph represent?
x ≤ 4
x ≥ -4
x < -4
x < 4
Level 3
Solve
-5m < 10
m < -2
m > -2
m < -50
m > -50
h - 2.7 ≤ 7
h ≥ -3.4
h ≥ -9.7
h ≤ 9.7
h ≤ 3.4
Which numbers are possible solutions for the inequality numbered below? (Pick more than one answer)
11
13.5
-12
14
Solve
-8x < 48
x < -6
x > -6
x < 6
x > 6
Solve
2m > 8
m < 4
m > 4
m < - 4
m > - 4
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