• A. x-y+2=0
• B. x+y-2=0
• C. x-2y+2=0
• D. x + 2y-2=0

Answer: Option B

Explanation:

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

Answer: Option B

Explanation:

• A. X
• B. Y
• C. X-Y
• D. $X^2-Y^2$

Answer: Option B

Explanation:

• A. $m^2+n^2$
• B. $mn+n^2$
• C. $m^3+n^2$
• D. $mn+m^2$

Answer: Option D

Explanation:

• A. $100x+85y>500$
• B. $100x+85y<500$
• C. $100x+85y\ge 500$
• D. $100x+85y\le 500$

Answer: Option D

Explanation:

• A. $9\sqrt{3}$
• B. $18\sqrt{3}$
• C. $26\sqrt{3}$
• D. $30\sqrt{3}$

Answer: Option A

Explanation:

• A. ${\left(-X^3\right)}^2$
• B. $\left(-1\right)x$
• C. $1-x$
• D. $x^3-x^2$

Answer: Option D

Explanation:

• A. $\frac{১৮}{৩৬}$
• B. $\frac{৫}{৩}$
• C. $\frac{১৬}{৩১}$
• D. $\frac{৪}{১২}$

Answer: Option D

Explanation:

• A. 4 feet
• B. 2 feet
• C. 8 feet
• D. $2\sqrt{2}$

Answer: Option C

Explanation:

• A. 56.57
• B. $4\sqrt{2}$
• C. 5.25
• D. 5.5

Answer: Option B

Explanation:

• A. $8\frac{1}{3}$
• B. $8\frac{1}{2}$
• C. $8\frac{3}{4}$
• D. $9$

Answer: Option A

Explanation:

• A. $r^2/2\mathrm{\pi }$
• B. $\mathrm{\pi }{r}^2/2$
• C. $\mathrm{\pi }{r}^2$
• D. $2r^2$

Answer: Option D

Explanation:

• A. ${33}^{\frac{1}{3}}\%$
• B. $45\%$
• C. $40\%$
• D. ${37}^{\frac{1}{2}}\%$

Answer: Option D

Explanation:

• A. $33\frac{1}{3}\%$
• B. $33\%$
• C. $25\%$
• D. $30\%$

Answer: Option A

Explanation:

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

Answer: Option A

Explanation: