A classroom is 11m long, 8m wide and 5m high. Find the sum of the areas of its floor and the four walls (including doors, windows, etc.)

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

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

A room is 16 m long ,7 m broad and 8 m high. Find the cost of white washing the four walls of room at Rs. 7.5 per m^(2) , white washing is not to be done on the doors and windows , which occupy 65 m^2 .

The length of a cold storage is double its breadth. Its height is 3m e t r e sdot The area of its four walls (including doors) is 108m^2dot Find its volume.

A classroom is 10 m long, 6.4 m wide and 5m high. If each student be given 1.6 m^(2) of the floor area, how many students can be accommodated in the room ? How many cubic metres of air would each student get ?

The length of a hall is double its breadth , its height is 3 m . The area of its four walls. (including doores and windows) is 108 m^(2) . Find its volume.

A godown is 15m long and 12 m broad. The sum of the area of the floor and the ceiling is equal to the sum of areas of the four walls. The volume (in m^(3) ) of the godown is :

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