• A. ৪০ ডিগ্রী
• B. ৫০ ডিগ্রী
• C. ৪৫ ডিগ্রী
• D. ৫৫ ডিগ্রী

Answer: Option C

Explanation:

• A. 10
• B. 12
• C. 14
• D. 16

Answer: Option B

Explanation:

• A. 48
• B. 76
• C. 80
• D. 96

Answer: Option B

Explanation:

• A. 49
• B. -29
• C. -1

Answer: Option A

Explanation:

• A. $\left(x-3\right)\left(2x-5\right)$
• B. $\left(x+3\right)\left(2x+5\right)$
• C. $\left(x+3\right)\left(2x-5\right)$
• D. $\left(x-3\right)\left(2x+5\right)$

Answer: Option B

Explanation:

• A. 100
• B. 110
• C. 115
• D. 120

Answer: Option B

Explanation:

• A. $\left(x-4\right)\left(4x+3\right)$
• B. $\left(2x-4\right)\left(2x-3\right)$
• C. $\left(2x-4\right)\left(2x+3\right)$
• D. $\left(x+4\right)\left(4x-3\right)$

Answer: Option A

Explanation:

• A. $১\frac{১}{২}$
• B. $১\frac{২}{৩}$
• C. $১\frac{৩}{৪}$
• D. $১\frac{৩}{৫}$

Answer: Option A

Explanation:

• A. $১\frac{২}{৩}$
• B. $\frac{৫}{৬}$
• C. $১\frac{৩}{৪}$
• D. $১\frac{৫}{৬}$

Answer: Option A

Explanation:

• A. x+y-2
• B. x+y+2
• C. x-y-2
• D. x-2y+1

Answer: Option A

Explanation:

• A. $\frac{১}{২}$
• B. $\frac{৪}{৫}$
• C. $\frac{৫}{৭}$
• D. $\frac{৪}{৯}$

Answer: Option B

Explanation:

• A. ৬ ঘণ্টা
• B. ৮ ঘণ্টা
• C. ৯ ঘণ্টা
• D. ১২ ঘণ্টা

Answer: Option C

Explanation:

• A. $১\frac{৫}{৮}$
• B. $১\frac{৫}{৭}$
• C. $১\frac{৫}{৬}$
• D. $১\frac{৪}{৫}$

Answer: Option B

Explanation:

• A. $\sqrt{2}$
• C. 6
• D. 8

Answer: Option D

Explanation:

• A. $y={\log }_{x}a$
• B. $x={\log }_{a}y$
• C. $a={\log }_{x}y$
• D. ${\log }_{y}a$

Answer: Option B

Explanation: