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

Answer: Option A

Explanation:

• A. $a{x}^2+bx+c=0$
• B. $y^2=ax$
• C. $x^2+y^2=16$
• D. $y^2=2x+7$

Answer: Option C

Explanation:

• A. $০.৩$
• B. $\sqrt{০.৩}$
• C. $\frac{১}{৩}$
• D. $\frac{২}{৫}$

Answer: Option A

Explanation:

• A. $1\frac{1}{6}$
• B. $1\frac{8}{45}$
• C. $1\frac{16}{99}$
• D. $1\frac{4}{25}$

Answer: Option D

Explanation:

• A. $\frac{1}{8}$
• B. $\frac{1}{6}$
• C. $\frac{3}{4}$
• D. $\frac{5}{24}$

Answer: Option D

Explanation:

• A. $\frac{2}{11}$
• B. $\frac{3}{11}$
• C. $\frac{2}{13}$
• D. $\frac{4}{15}$

Answer: Option C

Explanation:

• A. $\frac{৪৭}{৯০}$
• B. $\frac{৪৩}{৯০}$
• C. $\frac{৪৩}{৯৯}$
• D. $\frac{৪৭}{৯৯}$

Answer: Option B

Explanation:

• A. $\frac{৫}{৬}$
• B. $\frac{১২}{১৫}$
• C. $\frac{১১}{১৪}$
• D. $\frac{১৭}{২১}$

Answer: Option C

Explanation:

• A. ০.২৬ কি.মি.
• B. ২ কি.মি.
• C. ৩.৭৫ কি.মি.
• D. ৪ কি.মি.

Answer: Option C

Explanation:

• A. ${\left(a+b\right)}^2-{\left(a-b\right)}^2$
• B. ${\left(a+b\right)}^2+{\left(a-b\right)}^2$
• C. ${\left(a-b\right)}^2+{\left(a-b\right)}^2$
• D. ${\left(a+b\right)}^2+{\left(a-b\right)}^2$

Answer: Option A

Explanation:

• A. π
• B. 2π
• C. $\frac{\mathrm{\pi }}{2}$
• D. $\frac{\mathrm{\pi }}{4}$

Answer: Option C

Explanation:

• A. $১৬\frac{২}{৩}\%$
• B. $৬\frac{২}{৩}\%$
• C. $১৬\frac{১}{৩}\%$
• D. $৬\frac{১}{৩}\%$

Answer: Option A

Explanation:

• A. $\frac{৪}{৩}$
• B. $\frac{৩}{৪}$
• C. $\frac{৫}{৩}$
• D. $\frac{৫}{৪}$

Answer: Option A

Explanation:

• A. $\frac{1}{36}$
• B. $\frac{1}{6}$
• C. $\frac{1}{72}$
• D. $\frac{1}{216}$

Answer: Option A

Explanation:

• A. $1400x$ টি
• B. $\frac{1400}{100+x}$ টি
• C. $\frac{100+x}{1400}$ টি
• D. $\frac{1400+x}{100}$ টি

Answer: Option B

Explanation: