• A. 0°
• B. 60°
• C. 70°
• D. 80°

Answer: Option B

Explanation:

• A. ১৫:১৭
• B. ১৭:১৫
• C. ১৭:১৯
• D. ১৯:১৭

Answer: Option B

Explanation:

• A. 20
• B. $২১\frac{৩}{৪}$
• C. 19
• D. 18

Answer: Option C

Explanation:

• A. (1-x)(1-7x)
• B. (1-x)(1+7x)
• C. (1+x)(1-7x)
• D. (1+x)(1+7x)

Answer: Option B

Explanation:

• A. ক্যালভীয়রা
• B. আসিরীয়রা
• C. গ্রিকরা
• D. ব্যাবিলনীয়রা

Answer: Option B

Explanation:

• A. ৩৫°
• B. ১৩৫°
• C. ৩০৫°
• D. ১২৫°

Answer: Option A

Explanation:

• A. (2a-3)
• B. (2a+3)
• C. (a-3)
• D. (3a+2)

Answer: Option A

Explanation:

• A. $\frac{n(n+1)(2n+1)}{2}$
• B. ${\left\{\frac{n(n+1)}{2}\right\}}^2$
• C. $\frac{n(n+1)}{2}$
• D. $n^2$

Answer: Option D

Explanation:

• A. (7p-8)(p+1)
• B. (7p+8)(p+1)
• C. (7p-8)(p-1)
• D. কোনোটিই নয়

Answer: Option A

Explanation:

• A. $\frac{7}{6}$
• B. $\frac{6}{7}$
• C. $\frac{6}{5}$
• D. $\frac{5}{6}$

Answer: Option C

Explanation:

• A. $৩\frac{১}{২}$
• B. $২\frac{১}{২}$
• C. $১\frac{১}{২}$
• D. নিজে চেষ্টা করুন

Answer: Option D

Explanation:

• A. $\frac{x+p}{y+q}$
• B. $\frac{x+p}{{\displaystyle \frac{x}{y}}+{\displaystyle \frac{p}{q}}}$
• C. $\frac{xy+pq}{y+q}$
• D. $\frac{xy+pq}{{\displaystyle \frac{x}{y}}+{\displaystyle \frac{p}{q}}}$

Answer: Option B

Explanation:

• A. ০.২
• B. ০.০২
• C. ০.০০১
• D. ০.০০২

Answer: Option B

Explanation:

• A. $৬\frac{১}{৪}\%$
• B. $৫\%$
• C. $৭\frac{১}{২}\%$
• D. $৪\%$

Answer: Option B

Explanation:

• A. (8,4)
• B. ( 6,3)
• C. (2,1)
• D. (4,2)

Answer: Option D

Explanation: