• A. $k+\frac{ky}{100y}$
• B. $k\left(1+\frac{y}{100}\right)$
• C. $k+100y$
• D. $k+1000y$

Answer: Option B

Explanation:

• A. xyz = 0
• B. $xy=\frac{1}{z}$
• C. xyz = 1
• D. খ ও গ

Answer: Option D

Explanation:

• 
• A. 126°
• B. 108°
• C. 72°
• D. 54°

Answer: Option D

Explanation:

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

Answer: Option C

Explanation:

• A. -5
• B. -4
• C. -3
• D. -2

Answer: Option A

Explanation:

• A. $a^4$
• B. $a^5$
• C. 1
• D. a

Answer: Option A

Explanation:

• A. 1
• B. 2
• C. 3
• D. 4

Answer: Option D

Explanation:

• A. 4
• B. 8
• C. 9
• D. 16

Answer: Option D

Explanation:

• A. $2\sqrt{3}$
• B. $3\sqrt{2}$
• C. $\sqrt{6}$
• D. 6

Answer: Option B

Explanation:

• A. 18
• B. 19
• C. 27
• D. 9

Answer: Option D

Explanation:

• A. সন্নিহিত কোণ
• B. সরল কোণ
• C. সম্পূরক কোণ
• D. পূরক কোণ

Answer: Option C

Explanation:

• A. ২০০
• B. ০
• C. ২০
• D. ১

Answer: Option B

Explanation:

• A. $১০\frac{১}{৮}$
• B. $৯\frac{১}{৮}$
• C. $১০\frac{৭}{৮}$
• D. $৯\frac{৫}{৮}$

Answer: Option A

Explanation:

• A. $(x-5)\left(x-4\right)$
• B. $(x+5)\left(x-4\right)$
• C. $(x-5)\left(x+4\right)$
• D. $(x+5)\left(x+4\right)$

Answer: Option C

Explanation:

• B. 1
• C. 2
• D. x+y

Answer: Option C

Explanation: