The ratio between the lengths of the edges of two cubes is $3:2$. Find the ratio between their total surface areas.

The ratio between the lengths of the edges of two cubes $3:2$. Find the ratio between their volumes.

The length, breadth and height of a cuboid (rectangular solid) are $4:3:2$. Its surface area is $2548{ \mathrm{cm}}^2$. If its volume is $k {\mathrm{cm}}^3$, find $k$.

The length, breadth and height of a cuboid (rectangular solid) are $4:3:2$. Its volume is $3000{ \mathrm{m}}^3$. If its surface area is $k {\mathrm{m}}^2$, find $k$.

The height of a circular cylinder is $20 \mathrm{cm}$ and the diameter of its base is $14 \mathrm{cm}$. If its volume is $k {\mathrm{cm}}^3$, find $k$. $\left[\mathrm{\pi }=\frac{22}{7}\right]$

The height of a circular cylinder is $20 \mathrm{cm}$ and the diameter of its base is $14 \mathrm{cm}$. If its total surface area is $k {\mathrm{cm}}^2$, find $k$. $\left[\pi =\frac{22}{7}\right]$

Find the curved surface area and the total surface area of a right circular cylinder whose height is $15 \mathrm{cm}$ and the diameter of the cross-section is $14 \mathrm{cm}$. $\left[\pi =\frac{22}{7}\right]$

If the height of the cylinder whose radius is $7 \mathrm{cm}$ and the total surface are is $1100{ \mathrm{cm}}^2$ is $k \mathrm{cm}$, find $k$.

The curved surface area of a cylinder of height $14 \mathrm{cm}$ is $88{ \mathrm{cm}}^2$. If the diameter of the base of the cylinder is $k \mathrm{cm}$, find $k$. $\left[\pi =\frac{22}{7}\right]$