A classroom is 7m long, 6m broad and 3.5m high. Doors and windows occupy an area of `17\ m^2dot` What is the cost of white-washing the walls at the rate of Rs. `1. 50\ p e r\ m^2dot`

The length, breadth and height of a room are 5 m, 4 m and 3 m respectively. Find the cost of white washing the walls of the room and the ceiling at the rate of R s\ 7. 50\ p e r\ m^2dot

A cuboid is 8 m long . 12 m broad and 3.5 m high. Find its total surface area.

A tank is 8m long, 6m broad and 2m high. How much water can it contain?

The central hall of a school is 80m long and 8m high. It has 10 doors each of size 3m xx1. 6 m and 10 windows each of size 1. 5 m xx 1mdot If the cost of white-washing the walls of the hall at the rate of R s .1.20\ p e r\ m^2 is Rs. 2385.60, find the breadth of the hall.

Length of a class room is two times its height and its breadth is 1 1/2 times its height. The cost of white-washing the walls at the rate of R s .1.60\ p e r\ m^2 is R s .179.20. Find the cost of tiling the floor at the rate of R s .6.75\ p e r\ m^2

Length of a class room is two times its height and its breadth is 1 1/2 times its height. The cost of white-washing the walls at the rate of R s .1.60\ p e r\ m^2 is R s .179.20. Find the cost of tiling the floor at the rate of R s .6.75\ p e r\ m^2

A room is 9 m long, 8 m broad and 6.5 m high. It has one door of dimensions 2mxx1. 5 m and three windows each of dimensions 1. 5 mxx1mdot Find the cost of white washing the walls at Rs 3.80 per square metre.

The length, breadth and height of a room are 5m, 4m and 3m respectively. Find the cost of white washing the walls of the room and the ceiling at the rate of R sdot\ 7. 50\ m^2dot

The dining hall of a hotel is 75 m . Long 60m broad and 16 m high It has five doors 4m by 3 m each and four windows 3 m by 1.6 m each. Find the cost of: (i) papering its walls at the rate of rupees 12 per m ^(2) (ii) Carpeting its floor at the rate of rupees 25 " per " m^(2)

A cuboid is 8 m long . 12 m broad and 3.5 m high. Find its lateral surface area.