Inequalities Quiz Quiz

10 multiple choice questions

1. Solve: x + 5 > 8. What is x?

A) x < 3 B) x > 3 C) x = 3 D) x <= 3

2. When multiplying both sides of an inequality by a negative number, you must:

A) Reverse the inequality sign B) Keep the same sign C) Make x positive D) Divide by zero

3. Which inequality represents 'x is at most 10'?

A) x > 10 B) x <= 10 C) x >= 10 D) x < 10

4. The inequality 2x - 3 < 7 simplifies to:

A) x > 5 B) x < 5 C) x < 2 D) x > 2

5. The solution to 4x >= 20 is:

A) x >= 5 B) x <= 5 C) x > 5 D) x < 5

6. Which graph shows a closed circle on a number line?

A) x > 5 B) x <= 5 C) x >= 5 or x <= 5 D) x < 5

7. Solve: -2x <= 10. What is x?

A) x >= -5 B) x >= -5 (or x >= -5?) Wait: divide by -2, flip sign: x >= -5 C) x <= -5 D) x > -5

8. A test score of at least 70% is needed. Which inequality represents this?

A) score >= 70 B) score > 70 C) score < 70 D) score <= 70

9. The compound inequality -3 < x <= 5 means:

A) x is greater than 3 and less than 5 B) x is greater than or equal to 3 and less than 5 C) x is greater than -3 and less than or equal to 5 D) x is less than -3 or greater than 5

10. Solve: 5 - x > 2. What is x?

A) x > 3 B) x < 3 C) x = 3 D) x <= 3

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