• A. ${\log }_{a}m-{\log }_{a}n$
• B. ${\log }_{a}m+{\log }_{a}n$
• C. ${\log }_{a}m\times {\log }_{a}n$
• D. কোনটিই নয়

Answer: Option A

Explanation:

• A. 1
• B. a
• C. ${\log }_{a}1$

Answer: Option D

Explanation:

• A. $1$
• B. $a$
• C. ${\log }_{a}1$
• D. $0$

Answer: Option D

Explanation:

• A. 32
• B. 8
• C. 3
• D. $\sqrt{8}$

Answer: Option A

Explanation:

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

Answer: Option C

Explanation:

• A. 12/19
• B. 13/17
• C. 13/15
• D. 11/13

Answer: Option C

Explanation:

• A. 120
• B. 125
• C. 225
• D. 375

Answer: Option B

Explanation:

• A. 120
• B. 125
• C. 225
• D. 375

Answer: Option B

Explanation:

• A. 120
• B. 125
• C. 225
• D. 375

Answer: Option B

Explanation:

• A. $6/5$
• B. $\sqrt{\frac{5}{6}}$
• C. $5/6$
• D. $1/2$

Answer: Option C

Explanation:

• A. $\frac{1}{2}$
• B. $\frac{1}{3}$
• C. $5$
• D. $\frac{1}{5}$

Answer: Option B

Explanation:

• A. $5/6$
• B. $1/3$
• C. $1/6$
• D. $1$

Answer: Option A

Explanation:

• A. $\frac{6}{5}$
• B. $\sqrt{\frac{5}{6}}$
• C. $\frac{5}{6}$
• D. $\frac{1}{2}$

Answer: Option C

Explanation:

• A. $\frac{1}{2}$
• B. $1$
• C. $2$
• D. $\frac{5}{2}$

Answer: Option D

Explanation:

• A. $\frac{1}{3}$
• B. 2
• C. $\frac{1}{2}$
• D. 4

Answer: Option C

Explanation: