• A. 4
• B. 5
• C. 6
• D. 7

Answer: Option A

Explanation:

• A. $\frac{১৫}{১৬}$ ঘণ্টা
• B. $১৫$ ঘণ্টা
• C. $৭\frac{৩}{৫}$ ঘণ্টা
• D. $৯\frac{৩}{৫}$ ঘণ্টা

Answer: Option D

Explanation:

• A. 2
• B. 1
• C. -2
• D. -1

Answer: Option B

Explanation:

• A. 0.1
• B. 0.01
• C. 0.001
• D. 0.0001

Answer: Option D

Explanation:

• A. 16
• B. 8
• C. 34
• D. 12

Answer: Option B

Explanation:

• A. (a+b+c)(a-b+c)
• B. (a-b-c)(a-b+c)
• C. (a-b-c)(a+b-c)
• D. (a+b+c)(a-b-c)

Answer: Option B

Explanation:

• A. 17x
• B. 17
• C. x
• D. 1

Answer: Option C

Explanation:

• A. $6$
• B. $\frac{1}{6}$
• C. $\sqrt{6}$
• D. $\frac{1}{\sqrt{6}}$

Answer: Option B

Explanation:

• A. $\frac{৩}{৫}$
• B. $\frac{৭}{১০}$
• C. $\frac{৭}{১২}$
• D. $\frac{৮}{১৫}$

Answer: Option B

Explanation:

• A. $a^2: b^2$
• B. $a:b$
• C. $b^2 : a^2$
• D. $\frac{a}{2}:\frac{b}{2}$

Answer: Option A

Explanation:

• A. $\frac{৪}{৩৩}$
• B. $\frac{৪}{৯৯}$
• C. $\frac{১১২}{৯৯}$
• D. $\frac{১৪}{৯৯}$

Answer: Option A

Explanation:

• A. $aa\times a$
• B. $2a$
• C. $a^2$
• D. $a^{a^{a{a}^a}}$

Answer: Option C

Explanation:

• A. $২১\sqrt{৩}$
• B. $২৩\sqrt{৩}$
• C. $২৫\sqrt{৩}$
• D. $২৭\sqrt{৩}$

Answer: Option D

Explanation:

• A. 25
• B. 70
• C. 45
• D. 55

Answer: Option B

Explanation:

• A. $\frac{\overline{)7}}{\overline{)2}}$
• B. $\frac{\overline{)7}}{\overline{)5}}$
• C. $\frac{\overline{)5}}{\overline{)2}}$
• D. $\frac{\overline{)7}}{\left|2\right|5}$

Answer: Option A

Explanation: