Find the volume, the lateral surface area and the total surface area of the cuboid whose dimensions are:

length $=24 \mathrm{m}$, breadth $=25 \mathrm{cm}$ and height $=6 \mathrm{m}$

How many planks of dimension $(5\mathrm{m} \times 25\mathrm{cm} \times 10\mathrm{cm})$can be stored in a pit which is $20 \mathrm{m}$ long, $6 \mathrm{m}$wide and$80 \mathrm{cm}$ deep?

How many bricks will be required to construct a wall $8 m$ long, $6 m$ high and $22.5 cm$ thick if each brick measures $(25 cm \times 11.25 cm \times 6 cm)$?

Find the capacity of a closed rectangular cistern whose length is$8 \mathrm{m}$, breadth $6 \mathrm{m}$ and depth $2.5 \mathrm{m}$ . Also, find the area of the iron sheet required to make the cistern.

The dimensions of a room are $9 \mathrm{m}\times 8 \mathrm{m}\times 6.5 \mathrm{m}$. It has one door of dimensions  $\left(2 \mathrm{m}\times 1.5 \mathrm{m}\right)$ and two windows, each of dimensions  $\left(1.5 \mathrm{m}\times 1 \mathrm{m}\right)$. If the cost of whitewashing the walls at $₹25$ per square metre is $₹x$, then find the value of $x$?