• A. $\frac{5}{12}$
• B. $\frac{12}{5}$
• C. $\frac{12}{7}$
• D. $\frac{13}{12}$

Answer: Option B

Explanation:

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

Answer: Option B

Explanation:

• A. $( \infty , 0 )$
• B. $( - \infty , 4 )$
• C. $( - \infty , 4 )$
• D. $( 0 , 4 )$

Answer: Option C

Explanation:

• A. $120 ° F$
• B. $99 ° F$
• C. $104 ° F$
• D. $108 ° F$

Answer: Option C

Explanation:

• A. 5
• B. -25
• C. 25
• D. -5

Answer: Option A

Explanation:

• A. ০.৩
• B. ০.০০৩
• C. ০.০৩
• D. ০.০০০৩

Answer: Option C

Explanation:

• A. -4x
• B. -2x
• C. 4x
• D. 2x
• E. None of these

Answer: Option C

Explanation:

• A. 12
• B. 60
• C. 35
• D. কোনটি না

Answer: Option B

Explanation:

• A. 1
• B. কোনটিই নয়
• C. 10
• D. 100

Answer: Option D

Explanation:

• A. $\frac{3}{10}$
• B. $\frac{5}{7}$
• C. $\frac{7}{5}$
• D. $\frac{7}{10}$

Answer: Option B

Explanation:

• A. সূক্ষ্মকোণ
• B. স্থুলকোণ
• C. সম্পূরক কোন
• D. প্রবৃদ্ধ কোণ

Answer: Option D

Explanation:

• A. $194$
• B. $119$
• C. $147$
• D. $149$

Answer: Option A

Explanation:

• A. ২১৩২
• B. ৫৪৫৬
• C. ২৩৫৭
• D. ৫৪৭৬

Answer: Option B

Explanation:

• A. $\frac{{(a+b)}^2}{2}-\frac{{(a-b)}^2}{2}$
• B. ${\left(\frac{a+b}{2}\right)}^2-{\left(\frac{a-b}{2}\right)}^2$
• C. $\frac{a^2+b^2}{2}-\frac{a^2-b^2}{2}$
• D. ${\left(\frac{a+b}{2}\right)}^2+{\left(\frac{a-b}{2}\right)}^2$

Answer: Option B

Explanation:

• A. সমবাহু
• B. সমদ্বিবাহু
• C. সমকোণী
• D. স্থুলকোণী

Answer: Option C

Explanation: