The length ,breadth and height of a room are 6m,5m and 4m respectively. Find the cost of white washing the walls of the room and the ceiling at the rate of Rs 10.50 per m^2.

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 7.50 per m^2 .

The dimensions of a room are 5mxx4mxx3m . Find the cost of white washing the walls of the room and the ceiling at the rate of Rs 11.5 per m^2 .

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 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 slant height and base diameter of a conical tomb are 25 m and 14 m, respectively. Find the cost of whitewashing its curved surface at the rate of Rs 210 per 100 m^2 .

The slant height and base diameter of a conical tomb are 25 m and 14 m, respectively. Find the cost of whitewashing its curved surface at the rate of Rs 210 per 100 m^2 .

The length, breadth and height of a room is 5m, 4m and 3m. The cost of white washing its four walls at the rate of Rs 7.50 per m^2 is :