Intro to Inequalities

The keywords "at most" are used with which of the following symbols?

The keywords "at least" are used with which of the following symbols?

Which of the following symbols means "less than or equal to"?

• ≤

• >

• <

• ≥

Which of the following symbols means "greater than or equal to"?

• ≤

• <

• ≥

• >

What inequality does the number line graph represent?

• x ≤ -3

• x > 3

• x < -3

• x ≥ 3

Write the inequality for the graph.

• x ≥ 5

• x > 5

• x < 5

• x ≤ 5

Write the inequality for the graph.

• x ≥ 5

• x < 5

• x ≤ 5

• x > 5

Write an inequality: There must be at least 20 club members present to hold a meeting.

• m > 20

• m < 20

• m ≤ 20

• m ≥ 20

Write an inequality: The maximum speed allowed on Main Street is 25 mph.

• s < 25

• s > 25

• s ≤ 25

• s ≥ 25

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

• <, >

• ≤, ≥