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

Answer: Option D

Explanation:

• A. $৭০\%$
• B. $৪০\%$
• C. $২৭\frac{৭}{৯}\%$
• D. $২০\%$

Answer: Option C

Explanation:

• A. 9000
• B. 10800
• C. 11700
• D. 12000

Answer: Option D

Explanation:

• A. $\sin \theta$
• B. $-\sin \theta$
• C. $\cos \theta$
• D. $-\cos \theta$

Answer: Option C

Explanation:

• A. ০.০০০০৩
• B. ০.০৩
• C. ০.০০৩
• D. ০.৩

Answer: Option C

Explanation:

• A. 32
• B. 33
• C. 34
• D. 35

Answer: Option C

Explanation:

• A. 2,3
• B. -5,1
• C. -2,3
• D. 1,-5

Answer: Option A

Explanation:

• A. 0.75
• B. 6
• C. 0.45
• D. 1.5

Answer: Option C

Explanation:

• A. 1
• B. x
• C. $x^3$

Answer: Option C

Explanation:

• A. -9
• B. 9
• C. 18
• D. -27

Answer: Option B

Explanation:

• A. x+y-1
• B. x-y+1
• C. 2x-y-1
• D. 1+y

Answer: Option B

Explanation:

• A. xy
• B. 2xy
• C. -xy
• D. 4xy

Answer: Option B

Explanation:

• A. 45°
• B. 30°
• C. 20°
• D. 15°

Answer: Option C

Explanation:

• A. সমকোণ
• B. স্থুলকোণ
• C. সরলকোণ
• D. সূক্ষ্মকোণ

Answer: Option A

Explanation:

• A. 30
• B. 35
• C. 40
• D. 45

Answer: Option B

Explanation: