What's the cost to paint 1 bedroom (3.86m x 2.56m)

Claire | July 11 2023 | Fife

Hello, I'm just curious what it may cost to paint 3-4 walls in a 3.86m x 2.56m bedroom in St Andrews. There are no chippings or any damages like that to the walls except small touches of paint to cover prior blue tack stains. Besides that, it had been repainted in the summer of 2022.