The dimensions of a classroom are 12 m, 6 m, and 4 m. Find the cost of decorating its walls by a wallpater of 50 cm width, which costs Rs.30 per metre.

The dimensions of a class room are 10m, 8m, and 5m. Find the cost of decorating its walls by a wall paper of 1 m width, which costs rs. 50 per metre.

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 cost of carpeting a room 13 m by 9 m with a carpet of width 75 cm at the rate of Rs.105 per metre.

The area of a courtyard is 3750m^(3). Find the cost of covering it with gravel to a height of 1cm if the gravel costs Rs.6.40 per cubic metre.

The dimensions of a hall 10mxx9mxx8m . Find the cost of white washing the walls and ceilling at the rate of ₹ 8.50 per m^(2) .

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.

A godown is 50 m long, 40 m broad and 10 m high. Find the cost of whitewashing its four walls and ceiling at Rs.20 per square metre.

The dimensions of a trench are 6mxx3 m xx4.5m . Find the cost incurred in digging it at rupees 250 per cubic metre.