• 
• A. $\sqrt{72}$
• B. $\sqrt{36}$
• C. $\sqrt{52}$
• D. $7$

Answer: Option A

Explanation:

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

Answer: Option C

Explanation:

• A. $\sqrt{১১}$
• B. $\sqrt{\frac{৬}{৩}}$
• C. $\sqrt{\frac{৮}{৭}}$
• D. $\sqrt{\frac{২৭}{৪৮}}$

Answer: Option D

Explanation:

• A. $\sqrt{y}$একক
• B. $\sqrt{\left(y+২\right)}$একক
• C. $২\sqrt{y}$একক
• D. $\sqrt{২y}$একক

Answer: Option D

Explanation:

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

Answer: Option A

Explanation:

• A. $\frac{5}{6}$
• B. $\frac{12}{10}$
• C. $\frac{4}{3}$
• D. $\frac{25}{17}$

Answer: Option A

Explanation:

• A. $r=x\left(1\pm \sqrt{2}\right)$

Answer: Option A

Explanation:

• A. $\frac{3}{4}$

Answer: Option A

Explanation:

• A. $\frac{a+b}{2}$
• B. $\frac{ap+bq}{2}$
• C. $\frac{ap+bq}{p+q}$
• D. $\frac{ap+bq}{a+b}$

Answer: Option C

Explanation:

• A. $36m^2$
• B. $42m^2$
• C. $48m^2$
• D. $50m^2$

Answer: Option C

Explanation:

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

Answer: Option A

Explanation:

• A. $১÷০.৩$
• B. $০.৩$
• C. $০.৩৩$
• D. ${\left(০.৩\right)}^{২}$

Answer: Option D

Explanation:

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

Answer: Option D

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: