HOW MUCH DOES A HOTEL COST AT BANGKOK WITH SWIMING POOL AND gym FACILITY WITH FOOD ?

Go to asiarooms.com where there is hundreds of hotels. Rooms start from 500 BHT per night. Always prebook over the internet as this is the best way to get bargains. If you turn up at a hotel without a booking the price is always more as they know you need a bed for the night.