The volume of a conical tent is $1232{\mathrm{m}}^3$ and the area of the base floor is $154{\mathrm{m}}^2.$ Calculate the height of the tent.$\left(\mathrm{\pi }=\frac{22}{7}\right)$

The volume of a conical tent is $1232{\mathrm{m}}^3$ and the area of the base floor is $154{\mathrm{m}}^2.$ Calculate the length of the canvas required to cover this conical tent if its width is $2\mathrm{m}.$$\left(\mathrm{\pi }=\frac{22}{7}\right)$

The volume of one sphere is $27$ times that of another sphere. Calculate the ratio of their radii

The volume of one sphere is $27$ times that of another sphere. Calculate the ratio of their surface areas.