• A. $\frac{1}{3}$
• B. $\frac{1}{2}$
• C. $\frac{3}{4}$
• D. $\frac{2}{3}$

Answer: Option B

Explanation:

• A. 15
• B. 17
• C. 19
• D. 21

Answer: Option B

Explanation:

• A. 2
• B. 3
• C. 4
• D. 7

Answer: Option B

Explanation:

• A. a-1
• B. a+1
• C. a
• D. 1

Answer: Option A

Explanation:

• A. $০.৩$
• B. $\frac{১}{৩}$
• C. $\frac{২}{৫}$
• D. $\sqrt{০.৩}$

Answer: Option D

Explanation:

• A. x - 1
• B. x - 5
• C. x - 6
• D. (x - 1)(x - 5)

Answer: Option B

Explanation:

• A. 7
• B. 8
• C. 9
• D. 10

Answer: Option A

Explanation:

• A. -3
• B. -6
• C. 6
• D. 3

Answer: Option A

Explanation:

• A. 35.5
• B. 72
• C. 71
• D. 36

Answer: Option A

Explanation:

• A. ১৭
• B. ১৮
• C. ১৯
• D. ২০

Answer: Option B

Explanation:

• A. 4
• B. 3
• C. 2
• D. 1

Answer: Option D

Explanation:

• A. ৩.৮৫
• B. ৩.৯৫
• C. ৩.৭৫
• D. ৩.২০

Answer: Option B

Explanation:

• A. $x^2+2y+5=0$
• B. $x^2+2y^2+5=0$
• C. $x^{}+2y^{}+5=0$
• D. $2x{y}^{}+5=0$

Answer: Option C

Explanation:

• A. 13
• B. 11
• C. 9
• D. 15

Answer: Option B

Explanation:

• A. $\frac{৫}{৯}$
• B. $\frac{৯}{৫}$
• C. $\frac{৩}{১১}$
• D. $\frac{১১}{৩}$

Answer: Option C

Explanation: