How much are builders???? i am expecting to need someone to sort out a couple of...

i am expecting to need someone to sort out a couple of ceiling when i have removed polystyrene tiles and the bathroom later i have get rid of the old tiles and possibly put surrounded by a new bathroom suite, i own no idea how much is the average day by day wage and how long this wold take. it is a small terraced house surrounded by Nottingham. thanks!