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

Answer: Option A

Explanation:

• A. ৩
• B. ৯
• C. ২৯
• D. ৩৯

Answer: Option D

Explanation:

• A. ১৪০
• B. ১৪৮
• C. ১৪২
• D. ১৫০

Answer: Option C

Explanation:

• A. $S_{\infty }= \frac{20}{3}$
• B. $S_{\infty }= \frac{3}{20}$
• C. $S_{\infty }= 20$
• D. $S_{\infty }= 3$

Answer: Option B

Explanation:

• A. ২৩
• B. ২৫
• C. ২৭
• D. ২৯

Answer: Option A

Explanation:

• A. $8$
• B. $2$
• C. $15$
• D. $10$

Answer: Option C

Explanation:

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

Answer: Option C

Explanation:

• A. ১৯০
• B. ২০০
• C. ২১০
• D. ২২০

Answer: Option C

Explanation:

• A. -২
• B. ৬
• C. ৭
• D. -৩

Answer: Option A

Explanation:

• A. 2
• B. 100
• C. 37
• D. 4.6

Answer: Option A

Explanation:

• A. 0.1
• B. 0.01
• C. 10000
• D. 0.001

Answer: Option A

Explanation:

• A. $-\sqrt{3}$
• B. $9$
• C. $-9\sqrt{3}$
• D. $3\sqrt{3}$

Answer: Option D

Explanation:

• A. $a+b=1$
• B. $a-b=1$
• C. $a=b$
• D. $a^2-b^2=1$

Answer: Option A

Explanation:

• A. 32
• B. 8
• C. 3
• D. $\sqrt{8}$

Answer: Option A

Explanation:

• A. 3
• B. 4
• C. 5
• D. 6

Answer: Option D

Explanation: