• A. 16
• B. 12
• C. 8
• D. 40

Answer: Option C

Explanation:

• A. -4 ≤ x ≤ 4
• B. -2 ≤ x ≤ 0
• C. 2 ≤ r ≤ 2
• D. -2 ≤ x ≤ 2

Answer: Option B

Explanation:

• A. 23
• B. 45
• C. 47
• D. 67

Answer: Option D

Explanation:

• A. ২.২৫৮
• B. ১.৮৫৫
• C. ১.৮৫২
• D. ২.৮৭১

Answer: Option C

Explanation:

• A. 60
• B. 64
• C. 63
• D. 69

Answer: Option C

Explanation:

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

Answer: Option B

Explanation:

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

Answer: Option B

Explanation:

• A. -8
• C. 1
• D. 5

Answer: Option A

Explanation:

• A. $5 cm and 5 cm$
• B. $5 cm and10 cm$
• C. $10 cm and 5\sqrt{3 }cm$
• D. $5 cm and 5\sqrt{3 }cm$

Answer: Option D

Explanation:

• A. $\frac{\pi }{6}cm$
• B. $6\pi cm$
• C. $10\pi cm$
• D. $20\pi cm$

Answer: Option C

Explanation:

• A. $\frac{100-y}{100}$
• B. $\frac{100-x}{100}$
• C. $\frac{110-y}{100y}$
• D. $\frac{100y}{110-y}$

Answer: Option D

Explanation:

• B. 4
• C. 8
• D. 16

Answer: Option C

Explanation:

• A. $x^2$বর্গমিটার
• B. $2x$বর্গমিটার
• C. ${\left(\frac{x}{2}\right)}^2$বর্গমিটার
• D. ${\left(\frac{\sqrt{x}}{3}\right)}^3$বর্গমিটার

Answer: Option B

Explanation:

• A. $1$
• B. $2$
• C. $3$
• D. $4$

Answer: Option C

Explanation:

• A. $10$
• B. $-10$
• C. $1$
• D. $-1$

Answer: Option D

Explanation: