• A. $৩\sqrt{৩}$
• B. $৬৪\sqrt{৩}$
• C. $৬৪$
• D. $৩২$

Answer: Option B

Explanation:

• A. $\frac{3\sqrt{3}}{4}{x}^2$
• B. $\frac{\sqrt{3}}{4}{x}^2$
• C. $\frac{4}{\sqrt{3}}{r}^2$
• D. $\frac{\sqrt{3}}{4}{a}^2$

Answer: Option B

Explanation:

• A. $n^2-1$
• B. $n^2$
• C. $n^2+1$
• D. $n^2+2$

Answer: Option B

Explanation:

• A. $\frac{\sqrt{3}}{2}{a}^2$
• B. $\frac{2}{3}{a}^2$
• C. $\frac{2}{\sqrt{3}}{a}^2$
• D. $\frac{\sqrt{3}}{4}{a}^2$

Answer: Option D

Explanation:

• A. $\frac{5}{11}$
• B. $\frac{1}{2}$
• C. $\frac{3}{5}$
• D. $\frac{6}{11}$

Answer: Option A

Explanation:

• A. $\frac{x^2}{3^2}+\frac{y^2}{4^2}=1$
• B. $\frac{x^2}{3^2}+\frac{y^2}{3^2}=1$
• C. $y^2=4ax$
• D. $\frac{x^2}{a^2}+\frac{y^2}{b^2}=1$

Answer: Option A

Explanation:

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

Answer: Option D

Explanation:

• A. $\left(1,0\right)$
• B. $\left(\frac{2}{3},\frac{2}{3}\right)$
• C. $\left(\frac{1}{2},\frac{1}{2}\right)$
• D. $\left(\frac{1}{4},\frac{1}{4}\right)$

Answer: Option C

Explanation:

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

Answer: Option D

Explanation:

• A. $৩০\frac{১}{৩}\%$
• B. $৩১\frac{১}{৩}\%$
• C. $৩২\frac{১}{৩}\%$
• D. $৩৩\frac{১}{৩}\%$

Answer: Option D

Explanation:

• A. $p=c{(1+r)}^r$
• B. $c=p{(1+r)}^n$
• C. $c=p{(1+n)}^r$
• D. $c=p(1+r^n)$

Answer: Option B

Explanation:

• A. $\sqrt{5}$
• B. $\sqrt{7}$
• C. $\sqrt{10}$
• D. $\sqrt{4}$

Answer: Option D

Explanation:

• A. $\frac{3.25}{\sqrt[3]{64}}$
• B. $\frac{7}{\sqrt[3]{9}}$
• C. $\frac{3}{4}$
• D. $\frac{1}{2}$

Answer: Option B

Explanation:

• A. $\left\{1,2,3,\frac{2}{3}, 5.....\right\}$
• B. $\left\{-\infty ,\infty \right\}$
• C. $\left\{Q U Q\text{'}\right\}$
• D. $\left\{\pm 1,\pm 2,\pm 3..... \right\}$

Answer: Option C

Explanation:

• A. $\frac{x+y}{P+Q}$
• B. $\frac{x+y}{pq}$
• C. $\frac{px+Qy}{pq}$
• D. $\frac{px+qy}{p+q}$

Answer: Option D

Explanation: