• A. -12
• B. 12
• C. 8
• D. 10

Answer: Option B

Explanation:

• A. ১৬/৪৯
• B. ৪/৭
• C. ৭/৪
• D. ১৬/৭

Answer: Option A

Explanation:

• A. 9
• B. 441
• C. 1
• D. 21

Answer: Option B

Explanation:

• A. -2
• B. -9
• C. 9
• D. 10

Answer: Option C

Explanation:

• A. 3m
• B. -3m
• C. ± 3m
• D. 6m

Answer: Option C

Explanation:

• A. 1/2(AB+AC)
• B. 1/2AB
• C. 1/2AC
• D. 1/2BC

Answer: Option D

Explanation:

• A. ৫৪
• B. ৪৪
• C. ৩৬
• D. ৩৮

Answer: Option C

Explanation:

• A. $\frac{20}{3}$
• B. $\frac{10}{3}$
• C. $\frac{-10}{3}$
• D. $-\frac{20}{3}$

Answer: Option D

Explanation:

• A. $\frac{180}{\mathrm{\pi }}$
• B. $\mathrm{\pi }$
• C. $\frac{\mathrm{\pi }}{180}$
• D. $2\mathrm{\pi }$

Answer: Option C

Explanation:

• A. 109
• B. 119
• C. 129
• D. 116

Answer: Option B

Explanation:

• A. $\frac{3}{4}$
• B. $-10$
• C. $\frac{4}{3}$
• D. $10$

Answer: Option B

Explanation:

• A. 4
• B. 2
• C. 6
• D. 8

Answer: Option A

Explanation:

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

Answer: Option D

Explanation:

• A. $\sqrt{৩}+\sqrt{২}$
• B. $৩-\sqrt{২}$
• C. $৩+\sqrt{২}$
• D. $\sqrt{৩}-\sqrt{২}$

Answer: Option D

Explanation:

• A. 72
• B. 73
• C. 74
• D. 75

Answer: Option B

Explanation: