• A. $২১\sqrt{৩}$
• B. $২৩\sqrt{৩}$
• C. $২৫\sqrt{৩}$
• D. $২৭\sqrt{৩}$

Answer: Option D

Explanation:

• A. $\frac{১}{২২}$
• B. $\frac{১}{৬৪}$
• C. $\frac{১}{৬০}$
• D. $\frac{২}{৬৫}$

Answer: Option A

Explanation:

• A. $aa\times a$
• B. $2a$
• C. $a^2$
• D. $a^{a^{a{a}^a}}$

Answer: Option C

Explanation:

• A. $১১\frac{১}{৯}\%$
• B. $৮\frac{১}{৩}\%$
• C. $১০\%$
• D. $৮\%$

Answer: Option A

Explanation:

• A. $\frac{৪}{৩৩}$
• B. $\frac{৪}{৯৯}$
• C. $\frac{১১২}{৯৯}$
• D. $\frac{১৪}{৯৯}$

Answer: Option A

Explanation:

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

Answer: Option B

Explanation:

• A. $a^2: b^2$
• B. $a:b$
• C. $b^2 : a^2$
• D. $\frac{a}{2}:\frac{b}{2}$

Answer: Option A

Explanation:

• A. $\sqrt{a+b}$
• B. $\sqrt{a^2+b^2}$
• C. $a^2+b^2$
• D. ab

Answer: Option B

Explanation:

• A. $\frac{১}{৪}$
• B. $\frac{১}{৩}$
• C. $\frac{১}{২}$
• D. $\frac{১}{৫}$

Answer: Option C

Explanation:

• A. $\frac{৩}{৫}$
• B. $\frac{৭}{১০}$
• C. $\frac{৭}{১২}$
• D. $\frac{৮}{১৫}$

Answer: Option B

Explanation:

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

Answer: Option B

Explanation:

• A. $x+3$
• B. $x+4$
• C. $x-3$
• D. $x+6$

Answer: Option A

Explanation:

• A. .025
• B. 25
• C. .002
• D. 2

Answer: Option D

Explanation:

• A. $n^2+1$
• B. $n^2-1$
• C. $n^2$
• D. $n$

Answer: Option C

Explanation:

• A. ± 12
• B. 8
• C. ± 6
• D. ± 7

Answer: Option A

Explanation: