• A. $0$
• B. $\sqrt{2}$
• C. $2$
• D. $4$

Answer: Option A

Explanation:

• A. $\frac{১}{৪৯}$অংশ
• B. $\frac{১}{১৪}$অংশ
• C. $\frac{১}{৭}$অংশ
• D. সম্পূর্ণ কাজ

Answer: Option C

Explanation:

• A. $\frac{১}{৪}$
• B. $\frac{৪}{৯}$
• C. $\frac{৯}{২০}$
• D. $\frac{৯}{৪}$

Answer: Option D

Explanation:

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

Answer: Option A

Explanation:

• A. $\frac{x^2-y^2}{xy}$
• B. $\frac{2x^2-y^2}{xy}$
• C. $\frac{y^2-x^2}{xy}$
• D. $\frac{x^2-2y^2}{xy}$

Answer: Option C

Explanation:

• A. 53
• B. 55
• C. 63
• D. 73

Answer: Option C

Explanation:

• A. $\frac{৫}{৬}$
• B. $\frac{২}{৫}$
• C. $\frac{১}{২}$
• D. $\frac{৩}{৭}$

Answer: Option B

Explanation:

• A. {a, b}
• B. {a, -b}
• C. {-a, b}
• D. {-a, -b}

Answer: Option A

Explanation:

• A. -1
• B. 1
• C. $\frac{1}{2}$

Answer: Option B

Explanation:

• A. ৭
• B. ৩৪৩
• C. ৭৭
• D. ৪৯

Answer: Option D

Explanation:

• A. ৫/৩
• B. ৩/৫
• C. ৪/৩
• D. ৪/৫

Answer: Option B

Explanation:

• A. 1
• B. 25.4
• C. 3
• D. 4

Answer: Option A

Explanation:

• A. 1
• B. 2
• C. 3
• D. 4

Answer: Option C

Explanation:

• A. 1
• B. 3
• C. 9

Answer: Option D

Explanation:

• A. ১২৫%
• B. ১৫০%
• C. ১৭৫%
• D. ১০০%

Answer: Option B

Explanation: