• A. Black ravens don't have night vision
• B. All owls are not black
• C. Birds that are black lack night vision
• D. All of the above

Answer: Option B

Explanation:

• A. ১৪৪
• B. ৩২২
• C. ৬৪
• D. ১৭

Answer: Option D

Explanation:

• A. লাল
• B. হলুদ
• C. নীল
• D. সবুজ

Answer: Option B

Explanation:

• A. ৮০
• B. ১১৪
• C. ১০৮
• D. কোনোটিই নয়

Answer: Option C

Explanation:

• A.
• B.
• C.
• D.

Answer: Option B

Explanation:

• A. $\frac{৩}{১০}$
• B. $\frac{২}{৫}$
• C. $\frac{৪}{১৫}$
• D. $\frac{৫}{১৭}$

Answer: Option C

Explanation:

• A. $\frac{7}{24}$
• B. $\frac{5}{12}$
• C. $\frac{3}{8}$
• D. $\frac{12}{32}$

Answer: Option B

Explanation:

• A. ১২
• B. ৯
• C. ১৬
• D. ১৮

Answer: Option B

Explanation:

• A. আদিত্য
• B. অদ্রি
• C. ভানু
• D. সবিতা

Answer: Option B

Explanation:

• A. 2
• B. 4
• C. 1
• D. 3

Answer: Option B

Explanation:

• A.
• B.
• C.
• D. কোনটিই নয়

Answer: Option C

Explanation:

• A.
• B.
• C.
• D.

Answer: Option B

Explanation:

• A.
• B.
• C.
• D.

Answer: Option C

Explanation:

• A.
• B.
• C.
• D.

Answer: Option B

Explanation:

• A. $\frac{১৮}{৩৬}$
• B. $\frac{৫}{৩}$
• C. $\frac{১৬}{৩১}$
• D. $\frac{৪}{১২}$

Answer: Option D

Explanation: