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 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 .

A verandah 1 m wide is constructed all along the outside of a room 5 m long and 4 m wide.Find : the cost of cementing the floor of the verandah at the rate of Rs.25 per m^2 .

The internal measures of a cuboidal room are 12 m xx 8 m xx 4 m . Find the total cost of whitewashing all four walls of a room, if the cost of white washing is Rs 5 per m^2. What will be the cost of white washing if the ceiling of the room is also whitewashed.

A cylinderical pillar is 50 cm in diameter and 3.5 m in height. Find the cost of white washing the curved surface of the pillar at the rate of Rs 12.50 per m^2 .

Find the cost of sinking tube well 280 m deep having diameter 3 m at the rate of Rs 3.60 per m^2 ?

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

Find the cost of fencing a rectangular park of length 250 m and breadth 175 m at the rate of Rs. 12 per m.

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 .