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`

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 R s\ 7. 50\ p e r\ m^2dot

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 central hall of a school is 80m long and 8m high. It has 10 doors each of size 3m xx1. 6 m and 10 windows each of size 1. 5 m xx 1mdot If the cost of white-washing the walls of the hall at the rate of R s .1.20\ p e r\ m^2 is Rs. 2385.60, find the breadth of the hall.

The central hall of a school is 80m long and 8m high. It has 10 doors each of size 3m xx1. 6 m and 10 windows each of size 1. 5 m xx 1mdot If the cost of white-washing the walls of the hall at the rate of R s .1.20\ p e r\ m^2 is Rs. 2385.60, find the breadth of the hall.

A room is 9 m long, 8 m broad and 6.5 m high. It has one door of dimensions 2mxx1. 5 m and three windows each of dimensions 1. 5 mxx1mdot Find the cost of white washing the walls at Rs 3.80 per square metre.

A room is 9 m long, 8 m broad and 6.5 m high. It has one door of dimensions 2mxx1. 5 m and three windows each of dimensions 1. 5 mxx1mdot Find the cost of white washing the walls at Rs 3.80 per square metre.

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 :

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 R sdot\ 7. 50\ m^2dot

A room is 9 m long, 8 m broad and 6.5 m high. It has one door of dimensions (2 mxx1.5 m) and four windows each of dimensions (1.5 mxx1 m) . Find the cost of whitewashing the walls at Rs. 25 per m^(2) .

A room 8 m long, 6 m broad and 3 m high has two windows of (3)/(2)mxx1m and a door of 2mxx(1)/(2)m Find the cost of papering the walls with paper 50 cm wide at 25 paise per meter.