• A. 6
• B. 5
• C. 7
• D. 4

Answer: Option A

Explanation:

• A. $9/4$
• B. $2/5$
• C. $3$
• D. $25/4$

Answer: Option B

Explanation:

• A. 1.87
• B. 1.67
• C. 1.57
• D. 1.37

Answer: Option C

Explanation:

• A. $১\frac{৫}{৮}$
• B. $১\frac{৫}{৭}$
• C. $১\frac{৫}{৬}$
• D. $১\frac{৪}{৫}$

Answer: Option B

Explanation:

• A. তিনগুণ
• B. অর্ধেক
• C. চারগুণ
• D. দ্বিগুণ

Answer: Option D

Explanation:

• A. $\tan \theta =\frac{1}{\cos \theta }$
• B. $\tan \theta =\cos \theta$
• C. $\tan \theta =\frac{1}{\cot \theta }$
• D. $\tan \theta =\frac{\cos \theta }{\sin \theta }$

Answer: Option C

Explanation:

• A. 60°
• B. 160°
• C. 120°
• D. 90°

Answer: Option C

Explanation:

• A. 4
• B. 9
• C. 16
• D. 25

Answer: Option D

Explanation:

• A. $AD>AC$
• B. $AB>AC$
• C. $AB$
• D. $BD$

Answer: Option C

Explanation:

• A. 3
• B. 6
• C. 9
• D. 12

Answer: Option C

Explanation:

• A. $3\sqrt{2}$
• B. $\sqrt{3}$
• C. $\sqrt{3}$
• D. $\sqrt{32}$

Answer: Option A

Explanation:

• A. $\frac{৩}{৪}$
• B. $\frac{৫}{৯}$
• C. $\frac{৭}{১২}$
• D. $\frac{৯}{১৩}$

Answer: Option A

Explanation:

• A. $৪$ ঘন্টা
• B. $৪\frac{১}{২}$ ঘন্টা
• C. $৫\frac{১}{২}$ ঘন্টা
• D. $৬$ ঘন্টা

Answer: Option D

Explanation:

• A. ৩ ঘন মিটার
• B. ৬ ঘন মিটার
• C. ৯ ঘন মিটার
• D. ১২ ঘন মিটার

Answer: Option A

Explanation:

• A. $a^6-1$
• B. $\left(a-a\right)\left(a^3+1\right)$
• C. $\left(a^4+1\right)\left(a-1\right)$
• D. $a^6+1$

Answer: Option A

Explanation: