• A. $x$
• B. $y$
• C. $\frac{x\left(1-y\right)}{y}$
• D. $\frac{1}{x}$

Answer: Option A

Explanation:

• A. $\frac{2x^2+y^2}{xy}$
• B. $\frac{x^2-y^2}{xy}$
• C. $\frac{2y^2-x^2}{xy}$
• D. $\frac{x^2-2y^2}{xy}$

Answer: Option C

Explanation:

• A. 30
• B. 32
• C. 34
• D. 36

Answer: Option C

Explanation:

• A. x(x+a)(y+3a)
• B. (x+7a)(y+3a)
• C. (x+5a)(y+3a)
• D. (x+2a)(y+3a)

Answer: Option D

Explanation:

• A. $\frac{3}{2}$
• B. $\frac{4}{9}$
• C. $\frac{9}{4}$
• D. $\frac{2}{3}$

Answer: Option C

Explanation:

• A. $0$
• B. $p+q$
• C. $q+r$
• D. $1$

Answer: Option D

Explanation:

• A. $ax+by+a^2=0$
• B. $ax+by=a^2$
• C. $ax-by=a^2$
• D. $by-ax=a^2$

Answer: Option C

Explanation:

• A. ab
• B. a
• C. b
• D. a/b

Answer: Option A

Explanation:

• A. xz > yz
• B. x/z > y/z
• C. z/x < zy
• D. zx < yz

Answer: Option D

Explanation:

• A. $4$
• B. $3$
• C. $2$
• D. $0$

Answer: Option A

Explanation:

• A. $\left(a-4\right)$
• B. $\left(a-1\right)$
• C. $\left(a-6\right)$
• D. ${\left(a-1\right)}^2$

Answer: Option B

Explanation:

• A. $36$
• B. $27$
• C. $18$
• D. $9$

Answer: Option C

Explanation:

• A. $5\sqrt{3}$
• B. $52$
• C. $5\sqrt{2}$
• D. $2\sqrt{5}$

Answer: Option B

Explanation:

• A. $\sqrt{3}$
• B. $0.0$
• C. $1.0$
• D. $3.0$

Answer: Option B

Explanation:

• A. $3\sqrt{2}$
• B. $18\sqrt{3}$
• C. $12\sqrt{3}$
• D. 8

Answer: Option B

Explanation: