• A. (3x2 + 5)(-3x2 -5)
• B. (5 + 3x)(5 - 3x)
• C. (-3x2 + 5)(-3x2 -5)
• D. (5 + 3x2)(5 - 3x2)

Answer: Option D

Explanation:

• A. 8
• C. 2
• D. 1

Answer: Option D

Explanation:

• A. ১২ সেকেন্ড
• B. ১৫ সেকেন্ড
• C. ১৮ সেকেন্ড
• D. ২০ সেকেন্ড

Answer: Option A

Explanation:

• A. 4x-3
• B. 5x+3
• C. 5x-3
• D. 6x-3

Answer: Option D

Explanation:

• A. 4x-3
• B. 5x+3
• C. 5x-3
• D. 6x-3

Answer: Option D

Explanation:

• A. 100,000
• B. 150,000
• C. 200,000
• D. 250,000

Answer: Option D

Explanation:

• A. 160
• B. 170
• C. 180
• D. 190

Answer: Option D

Explanation:

• A. 13 জন
• B. 12 জন
• C. 15 জন
• D. 14 জন

Answer: Option C

Explanation:

• A. 25টি
• B. 24টি
• C. 23টি
• D. 22টি

Answer: Option A

Explanation:

• A. 1
• B. 4
• C. 0.4
• D. 0.04

Answer: Option D

Explanation:

• A. ৫০%
• B. ৬০%
• C. ৪৫%
• D. ৪০%

Answer: Option D

Explanation:

• A. 36
• B. 42
• C. 52
• D. 56

Answer: Option B

Explanation:

• A. $\mathrm{\pi }-4$
• B. $4-{\mathrm{\pi }}^2$
• C. $4-\mathrm{\pi }$
• D. $2-\mathrm{\pi }$

Answer: Option C

Explanation:

• A. $4\pi -8$
• B. $2\pi -4$
• C. $4\pi +8$
• D. $2\pi +4$

Answer: Option A

Explanation:

• A. 4.6 সে.মি.
• B. 5.38 সে.মি.
• C. 3 সে.মি.
• D. 5 সে.মি.

Answer: Option A

Explanation: