Writing Inequalities

Stephen has more than $400 in his bank account. The balance of his account can be represented by the variable b. Which inequality best models this situation?

• b < 400
• b > 400
• b ≤ 400
• b ≥ 453

Sean has less than $900 in his bank account. The balance of his account can be represented by the variable b. Which inequality best models this situation?

• b > 900
• b ≤ 900
• b < 900
• b ≥ 900

Eric has no more than $35,000 in his bank account. The balance of his account can be represented by the variable b. Which inequality best models this situation?

• b > 35,000
• b < 35,000
• b ≤ 35,000
• b ≥ 35,000

You must be at least 48 inches tall to ride the Super Man ride at Six-Flags. The variable h could b used to represent the height.  Which inequality best represents this situation?

• h < 48
• h > 48
• h ≤ 48
• h ≥ 48

You must be more than 18 years old to join the military.  The variable a could b used to represent the age.  Which inequality best represents this situation?

• a > 18
• a < 18
• a ≤ 18
• a ≥ 18

Eric has more than 5 brothers and sisters.  Which inequality can be used to represent this situation?

• b < 5
• b > 5
• b ≤ 5
• b ≥ 5

The shoes cost no more than $100.  Which inequality can be used to represent this situation?

• s ≤ 100
• s < 100
• s ≥ 100
• s > 100

To get on the roller coaster you must be at least 48 inches tall.  Which inequality can be used to represent this situation?

• h ≥ 48
• h < 48
• h > 48
• h ≤ 48

To vote you must be at least 18 years old.  Which inequality can be used to represent this situation?

• a ≥ 18
• a < 18
• a > 18
• a ≤ 18

The cost of the dance is more than $5.  Which inequality can be used to represent this situation?

• c > 5
• c < 5
• c ≤ 5
• c ≥ 5