Definition
This inquires the number of the room in the house. The rooms counted are the rooms inside of the house involve bed rooms, kitchen, bath room, dining rooms etc. the definition here is that the room is built permanently with wall, wooden board, etc. if there are two rooms only devided by a curtain or material, they are considered as one room.
Additional notes; if one rents a room but he/she can also access the other room such as living room and dining room, they must be considered too.