• A. 6
• B. 4
• C. 5
• D. 3

Answer: Option B

Explanation:

• A. $2x^2+2x+1$
• B. $2x^2+4x+1$
• C. $4x^2+2x+1$
• D. $4x^2+4x+1$

Answer: Option D

Explanation:

• A. (x + 6)(x - 5)
• B. (x + 3)(2x - 5)
• C. (2x + 5)(x - 3)
• D. (x - 6)(x - 5)

Answer: Option C

Explanation:

• A. $60a^4{b}^2{c}^4$
• B. $27a^4{b}^2{c}^4$
• C. $15a^3{b}^2{c}^3$
• D. $3a^3 bc³$

Answer: Option D

Explanation:

• A. ১:২
• B. ২:১
• C. ৫:১
• D. ১০:১

Answer: Option B

Explanation:

• A. $0.0$
• B. $0.3$
• C. $\frac{3}{10}$
• D. $bও c$

Answer: Option D

Explanation:

• A. ৬ দিন
• B. ৭ দিন
• C. ৮ দিন
• D. ৯ দিন

Answer: Option A

Explanation:

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

Answer: Option D

Explanation:

• A. 45
• B. 54
• C. 56
• D. 65

Answer: Option B

Explanation:

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

Answer: Option A

Explanation:

• A. 0.03
• B. 0.30
• C. 0.003
• D. 0.0003

Answer: Option A

Explanation:

• A. $\sqrt{\frac{16}{8}}$
• B. $\sqrt{\frac{16}{15}}$
• C. $\sqrt{\frac{7}{15}}$
• D. কোনটিই নয়

Answer: Option D

Explanation:

• A. 3
• B. 4
• C. -4
• D. 9

Answer: Option C

Explanation:

• A. ${\text{4 x}}^2{\text{ y}}^2$
• B. ${\text{8 x y}}^2{\text{ − 6 y}}^2$
• C. ${\text{2 x}}^2{\text{ y − 8 x y}}^2{\text{ − 6 y}}^2$
• D. ${\text{2 x}}^2{\text{ y + 2 x y}}^2$

Answer: Option D

Explanation:

• A. 31
• B. 26
• C. 52
• D. কোনটিই নয়

Answer: Option B

Explanation: