• A. $2$
• B. $\sqrt{5}$
• C. $2$
• D. $4$

Answer: Option A

Explanation:

• A. $4$
• B. $5$
• C. $25$
• D. $50$

Answer: Option A

Explanation:

• A. 7
• B. 4
• C. 5
• D. 3

Answer: Option B

Explanation:

• A. $4\sqrt{2}$
• B. $4\sqrt{5}$
• C. 4
• D. 3

Answer: Option C

Explanation:

• A. $4$
• B. $5$
• C. $8$
• D. $10$

Answer: Option A

Explanation:

• A. 7
• B. 4
• C. 5
• D. 3

Answer: Option B

Explanation:

• A. $-3$
• B. $-2$
• C. $1$
• D. $\frac{1}{3}$

Answer: Option A

Explanation:

• A. $162\sqrt{2}$
• B. $\frac{1}{162\sqrt{2}}$
• C. $4$
• D. $-4$

Answer: Option D

Explanation:

• A. ${12}^2$
• B. ${12}^3$
• C. ${12}^4$
• D. ${12}^5$

Answer: Option C

Explanation:

• A. $9$
• B. $8$
• C. $6$
• D. $4$

Answer: Option B

Explanation:

• A. 7
• B. 8
• C. 4
• D. 2

Answer: Option B

Explanation:

• A. $\frac{2}{5}$
• B. $\frac{5}{2}$
• C. $\frac{7}{4}$
• D. $\frac{11}{2}$

Answer: Option B

Explanation:

• A. $4$
• B. $6$
• C. $9$
• D. $8$

Answer: Option D

Explanation:

• A. $\frac{a}{b}$
• B. $\log k\frac{a}{b}$
• C. $\log k\frac{b}{c}$
• D. $0$

Answer: Option D

Explanation:

• A. $2$
• B. $\pm 2$
• C. $4$
• D. $10$

Answer: Option A

Explanation: