• A. $৩\sqrt{৩}$
• B. $৬৪\sqrt{৩}$
• C. $৬৪$
• D. $৩২$

Answer: Option B

Explanation:

• A. $\frac{x^2}{3^2}+\frac{y^2}{4^2}=1$
• B. $\frac{x^2}{3^2}+\frac{y^2}{3^2}=1$
• C. $y^2=4ax$
• D. $\frac{x^2}{a^2}+\frac{y^2}{b^2}=1$

Answer: Option A

Explanation:

• A. $\left(1,0\right)$
• B. $\left(\frac{2}{3},\frac{2}{3}\right)$
• C. $\left(\frac{1}{2},\frac{1}{2}\right)$
• D. $\left(\frac{1}{4},\frac{1}{4}\right)$

Answer: Option C

Explanation:

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

Answer: Option D

Explanation:

• A. $\frac{5}{11}$
• B. $\frac{1}{2}$
• C. $\frac{3}{5}$
• D. $\frac{6}{11}$

Answer: Option A

Explanation:

• A. $\frac{\sqrt{3}}{2}{a}^2$
• B. $\frac{2}{3}{a}^2$
• C. $\frac{2}{\sqrt{3}}{a}^2$
• D. $\frac{\sqrt{3}}{4}{a}^2$

Answer: Option D

Explanation:

• A. $4\pi -8$
• B. $2\pi -4$
• C. $4\pi +8$
• D. $2\pi +4$

Answer: Option A

Explanation:

• A. $\frac{x+y}{mn}$
• B. $\frac{x+y}{m+n}$
• C. $\frac{mx+ny}{m+n}$
• D. $\frac{mx+ny}{mn}$

Answer: Option C

Explanation:

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

Answer: Option B

Explanation:

• A. $\sin 120°=\sin 60°+\sin 60°$
• B. $\sin 120°=2 \sin 60° \cos 60°$
• C. $\sin 120°=2 \sin 60° 60°$
• D. $\sin 120°=-\frac{1}{2}$

Answer: Option B

Explanation:

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

Answer: Option B

Explanation:

• A. $\frac{1}{52}$
• B. $\frac{1}{26}$
• C. $\frac{3}{52}$
• D. $\frac{1}{13}$

Answer: Option D

Explanation:

• A. $p+q$
• B. $p+q+1$
• C. $pq$
• D. $pq+2$

Answer: Option A

Explanation:

• A. $\frac{x}{100}\%$
• B. $\frac{x}{5}\%$
• C. $\frac{25}{x}\%$
• D. $\frac{500}{x}\%$

Answer: Option D

Explanation:

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

Answer: Option A

Explanation: