Rent must be part of Loging only becuase of the following reasons
1. Person will contain the persoanl detail of customer only
2. Room will contain information related to type of room (e.g. delux, semidelux etc.) and the charges of those rooms
3. But loging will contain the information who is staying room, in which room and how many days he would stay based on this amount to be paid decided so it must be part of it only.