The length, breadth and height of a room are 9 m, 7 m and 4 m respectively. There are two doors measuring `2m xx 1.5 m` and four windows measuring `1.5m xx 1m`. Find the area doors remaining walls.

The length, breadth and height of a hall are 16 m, 10 m and 6 m respectively. It has two doors measuring 2 m times 1.5 m each and four windows measuring 2 m times 2 m each. Find the cost of white washing all the four walls and the ceiling of the hall at the rate of Rs. 5 per m^(2) .

The length, breadth and height of a hall are 16 m, 10 m and 6 m respectively. It has two doors measuring 2 m times 1.5 m each and four windows measuring 2 m times 2 m each. Find the cost of white washing all the four walls and the ceiling of the hall at the rate of Rs. 5 per m^(2) .

The length, breadth and height of a room are 7.5 m, 4.5 m and 3.0 m respectively. There is a door of measure 2.0 m xx 1.0 m and also 2 windows each of measure 1.2 m and 0.75 m. Find the cost of white washing its walls and roof at the rate of Rs. 1.20 per square metre.

The length, breadth and height of a room are 7.5 m, 4.5 m and 3.0 m respectively. There is a door of measure 2.0 m xx 1.0 m and also 2 windows each of measure 1.2 m and 0.75 m. Find the cost of white washing its walls and roof at the rate of Rs. 1.20 per square metre.

The length, breadth and height of the hall is 14m, 9m and 7m respectively. Find the area of the floor

The length, breadth and height of a room are 5m, 4.5m and 3m, respectively. Find the volume of the air it contains.

The length, breadth and height of the hall is 15 m, 9 m and 7 m respectively. Find the area of the floor.

The length, breadth and height of the hall is 16 m, 9 m and 7 m respectively. Find the area of the floor.

The length,breadth and height of a room are 5m,4.5m and 3m, respectively.Find the volume of the air it contains.

The length , breadth and height of a room are 6m , 5.4 m and 4 m respectively . Find the area of (i) its four walls. (ii) its roof