Inequalities in Real Life: Graphing & Writing Quiz

1. Sarah has at least 15 apples. Write an inequality to represent the number of apples she has. How would you graph this on a number line?

• x > 15

• x >= 15

• x < 15

• x = 15

2. A movie theater has a maximum capacity of 200 people. Write an inequality to show how many people can be in the theater. Graph this on a number line.

• x >= 200

• x <= 200

• x = 200

• x < 200

3. Tom scored more than 75 points in his last game. Write an inequality for his score and represent it on a number line.

• x = 75

• x > 75

• x < 75

• x ≥ 75

4. A school requires at least 30 students to sign up for a trip. Write an inequality for the number of students and graph it on a number line.

• n = 30

• n >= 30

• n < 30

• n <= 30

5. Lisa needs to read more than 5 books this month. Write an inequality to represent this and show it on a number line.

• x < 5

• x = 5

• x > 5

• x ≥ 5

6. A plant needs to grow at least 10 inches to be healthy. Write an inequality for the height of the plant and graph it on a number line.

• h >= 10

• h < 10

• h <= 10

• h > 10

7. The temperature must not exceed 85 degrees for the picnic to happen. Write an inequality for the temperature and represent it on a number line.

• T > 85

• T ≤ 85

• T < 85

• T ≥ 85

8. A runner wants to complete a race in less than 30 minutes. Write an inequality for the time and graph it on a number line.

• t ≤ 30

• t = 30

• t > 30

• t < 30

9. A recipe requires at least 2 cups of sugar. Write an inequality for the amount of sugar and show it on a number line.

• x = 2

• x >= 2

• x <= 2

• x < 2

10. A student must score no less than 60% on a test to pass. Write an inequality for the score and graph it on a number line.

• x >= 60

• x < 60

• x = 60

• x > 60