Pre Algebra Inequalities

When you graph an inequality, you used a closed dot when you use which symbols?

• ≤, ≥ 
• <, >

When graphing an inequality, you use an open dot when you use which symbol?

• <, >
• ≤, ≥ 

In an equation or inequality, you want to get the variable...

• on one side
• to disappear
• isolated (by itself)

Match the graph with its inequality.

• 11 < a
• 11 > a
•  11 ≤ a
•  11 ≥ a

Pick the correct letter for:
6 > x

• A
• B
• C
• D

Does the given value make the inequality true?  x + 9 > 21, when x = 15

• True
• Not True

The maximum score on the pilot's test is 95 points.

• p < 95
• p > 95
• p ≥ 95
• p ≤ 95

Which sentence represents m > 41?

• Mary’s points, m, totaled more than 41
• Calvin ran no less than 41 miles, m
• The temperature, m, was less than 41°F
• The magazines’ cost, m, was not more than $41.

"At most" and "No more than" are both clue words for...

• <
• >
• ≤
• ≥

Pick the correct inequality.

• A
• B
• C
• D