1 . 3+3×3-3

• A. -1
• B. 0
• C. -9
• D. 9

Answer: Option D

Explanation:

2 . 3-3

• A. $\frac{1}{9}$
• B. $\frac{1}{3}$
• C. $\frac{1}{27}$
• D. $\sqrt{3}$

Answer: Option C

Explanation:

3 . 3-3

• A. $\frac{1}{9}$
• B. $\frac{1}{3}$
• C. $\frac{1}{27}$
• D. $\sqrt{3}$

Answer: Option C

Explanation:

4 . 3-3

• A. $\frac{1}{9}$
• B. $\frac{1}{3}$
• C. $\frac{1}{27}$
• D. $\sqrt{3}$

Answer: Option C

Explanation: