• A. 9
• B. 3
• C. 7

Answer: Option D

Explanation:

• A. ১২ দিনে
• B. ১০ দিনে
• C. $৪\frac{৩}{৪}$দিনে
• D. $১১\frac{১}{৪}$দিনে

Answer: Option D

Explanation:

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

Answer: Option C

Explanation:

• A. $6\sqrt{2}$
• B. $6\sqrt{3}$
• C. $9\sqrt{2}$
• D. $9\sqrt{3}$

Answer: Option C

Explanation:

• B. 1
• C. $\sqrt{2}$
• D. i

Answer: Option B

Explanation:

• A. $a>0$
• B. $b>0$
• C. $x\ne 0$
• D. $a\ne 1$

Answer: Option C

Explanation:

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

Answer: Option B

Explanation:

• A. ২০
• B. $২০\sqrt{২}$
• C. $২০\sqrt{৩}$
• D. ৪০০

Answer: Option C

Explanation:

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

Answer: Option C

Explanation:

• A. 1
• B. -2
• C. -1
• D. 2

Answer: Option D

Explanation:

• A. 36
• B. 1
• C. 6
• D. 18

Answer: Option D

Explanation:

• A. -20
• B. 52
• C. 25
• D. 32

Answer: Option A

Explanation:

• A. 8
• B. 12
• C. 24
• D. 16

Answer: Option A

Explanation:

• A. 17
• B. 18
• C. 16
• D. 20

Answer: Option A

Explanation:

• A. sin 1 ° = sin 179 °
• B. sin 1 ° < sin 179 °
• C. sin 1 ° < sin 180 °
• D. sin 1 ° = sin 181 °

Answer: Option A

Explanation: