Find the volume of the cuboid whose dimensions are given below.

	Length	Breadth	Height
(i)	$8.2\mathrm{m}$	$5.3\mathrm{m}$	$2.6\mathrm{m}$
(ii)	$5.0\mathrm{m}$	$4.0\mathrm{m}$	$3.5\mathrm{m}$
(iii)	$4.5\mathrm{m}$	$2.0\mathrm{m}$	$2.5\mathrm{m}$

. Find the capacity of the tanks with the following internal dimensions. Express the capacity in cubic meters and litres for each tank.

What will happen to the volume of a cube if the length of its edge is reduced to half? Is the volume get reduced? If yes, how much?

If the volume of the cube whose sides are $6.4 \mathrm{cm}$ is $k {\mathrm{cm}}^3$, then find the value of $k$.

Volume of the cube whose side is $1.3 \mathrm{m}$., is $x {\mathrm{m}}^3$. Find the value of $x$ in decimal form.

If the volume of the cube whose sides are$1.6 \mathrm{m}$ is $k {\mathrm{m}}^3$ then find $k$ up to three decimal places.

How many bricks will be required to build a wall of $8 \mathrm{m}$ long, $6 \mathrm{m}$ height and $22.5 \mathrm{cm}$ thick, if each brick measures $25 \mathrm{cm}$ by $11.25 \mathrm{cm}$ by $6 \mathrm{cm}$?

A cuboid is $25 \mathrm{cm}$ long, $15 \mathrm{cm}$ broad, and $8 \mathrm{cm}$ high. If its volume differ from that of a cube with the edge of $16 \mathrm{cm}$ by $k {\mathrm{cm}}^3$, find $k$.

A closed box is made up of wood which is $1 \mathrm{cm}$ thick. The outer dimensions of the box is $5 \mathrm{cm}\times 4 \mathrm{cm}\times 7 \mathrm{cm}$. Find the volume of the wood used.