The number of rooms on the ground floor of a building is 12 less than the twice of the number of rooms on first floor. If the first floor has `x` rooms, how many rooms does the ground floor has?

Area of floor of a room is 48 sq m. If its height is 5 m, then the volume of the room is

The volume of a room is 378m^(3) and the area of its floor is 84m^(2) . Find the height of the room.

The perimeter of the floor of a room is 18 m. What is the area of the walls of the room, 1f the height of the room is 3 m ?

In a three-storey building, there are four rooms on the ground floor, two on the first and two on the second floor. If the rooms are to be allotted to six persons, one person occupying one room only, the number of ways in which this can be done so that no floor remains empty is a. "^8P_6-2(6!) b. "^8P_6 c. "^8P_5(6!) d. none of these

The perimeter of the floor of a room is 18 m and its height is 3 m. What is the area of 4 walls of the room?

In hotel Trident, the rooms are numbered from 101 to 130 on the first floor, 221 to 260 on the second floor and 306 to 345 on the third floor. In the month of June 2012, the room occupancy was 60% on the first floor, 40% on the second floor and 75% on the third floor. If it is also known that the room charges are 200, 100 and 150 on each of the floors, then find the average income per room for the month of June 2012.

The perimeter of a floor of a room is 30m and its height is 3m. Find the area of four walls of the room.

The number of bricks of size 20 cm by 10 cm needed to floor a room of size 20 m by 16 m is