• A. 168
• B. 171
• C. 174
• D. 176

Answer: Option B

Explanation:

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

Answer: Option B

Explanation:

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

Answer: Option B

Explanation:

• A. $x=\frac{\pi }{6}$
• B. $x=\frac{-3\pi }{2}$
• C. $x=\frac{\pi }{2}$
• D. $x=0$

Answer: Option A

Explanation:

• A. ১
• B. অনির্ণেয়
• C. ০.০
• D. ০

Answer: Option B

Explanation:

• A. $০°$
• B. $৯০°$
• C. $৪৫°$
• D. $১৮০°$

Answer: Option B

Explanation:

• A. 11টি
• B. 0.6
• C. 2
• D. 0.45

Answer: Option D

Explanation:

• A. $১.০০০১$
• B. $০.১০০০১$
• C. $০.০০১$
• D. $০.০০০০০১$

Answer: Option D

Explanation:

• A. 0.001
• B. 0.01
• C. 0.1
• D. 1.0

Answer: Option A

Explanation:

• A. 0.001
• B. 0.01
• C. 0.1
• D. 1.0

Answer: Option A

Explanation:

• A. 0.001
• B. 0.01
• C. 0.1
• D. 1.0

Answer: Option C

Explanation:

• A. 0.001
• B. 0.01
• C. 0.1
• D. 1.0

Answer: Option C

Explanation:

• A. $4.72\times {10}^{-5}$
• B. $4.72\times {10}^{-3}$
• C. $4.72\times {10}^{-4}$
• D. $4.72\times {10}^{-7}$

Answer: Option A

Explanation:

• A. 0.0003
• B. 0.03
• C. 0.3
• D. 0.003

Answer: Option D

Explanation:

• A. ০.০০৭
• B. ০.০৭
• C. ৭০
• D. ০.৭

Answer: Option D

Explanation: