The ratio of the height and the diameter of a right circular cone is 6 : 5 and its volume is $$\frac{{2200}}{7}{\text{ c}}{{\text{m}}^3}.$$   What is its slant height? $$\left( {{\text{Take }}\pi = \frac{{22}}{7}} \right)$$

A. 2304π B. 384π C. 1536π D. 768π

A. 1.057 cm³ B. 4.224 cm³ C. 1.056 cm³ D. 42.24 cm³

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

A. 2 metre B. 1.2 metre C. 0.5 metre D. 5 metre