A door of length 1 m and breadth 0.5 m is on a wall. The length of the wall is 4.5 m and the breadth is 3.6 m as shown in Fig. 5. Find the cost of white washing the wall if the rate of white washing the wall is Rs 20 per `m^2`.

A door of length 2m and breadth 1m is fitted in a wall.The length of the wall is 4.5m and the breadth is 3.6m(Fig11.6). Find the cost of white washing the wall,if the rate of white washing the wall is Rs 20per m2.

A door of length 4 m and breadth 3 m is fitted in the wall.The length of the wall is 15.4 m and width is 12.3 m.Find the remaining area of the wall. Also,find the cost of whitewashing the wall at the rate of "Rs 20 per m^2

Find the cost of white washing the four walls of a cubical room of side 4 m at the rate of Rs 20/ m^(2)

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 Rs7.50 per m^(2)

The length,breadth and height of a room are 5m,4m and 3m readth antively.Find the cost of white washing the walls of the room and the ceiling at the rate of Rs.7.50m^(2).

A door of dimensions 3m xx2m is on the wall of dimension 10m xx10m* Find the cost of painting the wall if rate of painting is Rs 2.50 per sq*m .

The length of a room is 3 times its height and breadth is 1(1)/(2) times its height.The cost of whitewashing the walls at the rate of Rs. 71.50 per sq.m is Rs.216. Find the dimensions of the room.

The Dimensions of a room are 8mx6m xx4m. Find the cost of white washing the four wall room at Rs.10 per sq.m.

Find the area of the four walls of a room whose length is 6m, breadth 5m and height 4m .Also find the cost of white-washing the walls,if the rate of white washing is Rs.5 per square meter.(Doors,Windows and other opening ignored)