• A. ${৬}^{৭}$
• B. ${৬}^{৯}$
• C. ${৭}^{৭}$
• D. ${৭}^{৬}$
• E. ${৭}^{৯}$

Answer: Option C

Explanation:

• A. $\frac{1}{3}mh$
• B. $\frac{2}{3}mh$
• C. $m$
• D. $\frac{3m}{h}$
• E. $3m$

Answer: Option E

Explanation:

• A. $\frac{1}{3}mh$
• B. m
• C. $\frac{3m}{h}$
• D. 3m

Answer: Option D

Explanation:

• A. ${\left(x+y\right)}^2$
• B. ${\left(x-y\right)}^2$
• C. $x^2-y^2$
• D. $y^2-x^2$

Answer: Option C

Explanation:

• A. $\frac{২২}{৭}$
• B. $\frac{৫}{৪}$
• C. $\frac{৪}{৫}$
• D. $\frac{৭}{২২}$

Answer: Option B

Explanation:

• A. $\frac{২}{৫}$
• B. $\frac{৩}{৪}$
• C. $\frac{১}{৩}$
• D. $\frac{১}{৮}$

Answer: Option A

Explanation:

• A. ০.০০০০০০১
• B. ০.০০০০০১
• C. ০
• D. কোনটিই নয়

Answer: Option C

Explanation:

• A. ০.৩
• B. ০.২
• C. ০.৪
• D. ০.১

Answer: Option D

Explanation:

• A. 12
• B. 48
• C. 36
• D. 144

Answer: Option D

Explanation:

• A. ${\mathrm{\pi r}}^2$
• B. ${\mathrm{\pi r}}^2/2$
• C. $4{\mathrm{\pi r}}^2$
• D. কোনটিই নয়

Answer: Option D

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. $\frac{১}{\sqrt{৫}-\sqrt{৩ }}$
• B. $\sqrt{২}$
• C. $\frac{১}{\sqrt{৫}}+\frac{১}{\sqrt{৩}}$
• D. $\frac{১}{\sqrt{৫+\sqrt{৩}}}$

Answer: Option D

Explanation:

• A. ৮%
• B. $৮\frac{১}{৩}\%$
• C. ১০%
• D. $১১\frac{১}{৯}\%$

Answer: Option D

Explanation:

• A. $৪\frac{১}{৩}$ঘণ্টা
• B. ৭ ঘণ্টা
• C. ৮ ঘণ্টা
• D. ১৪ ঘণ্টা

Answer: Option D

Explanation: