What are the painting expenses for a Bedroom with dimensions 3m by 4m, excluding ceilings, 2 doors, and 1 windows, located in Biel?

The painting expenses for a Bedroom with dimensions 3m by 4m, excluding ceilings, 2 doors, and 1 windows, in Biel, total to CHF 161.00.

*) The calculations are approximate, based on a room height of 2.4m, and include one coat of paint. The price covers only the labor, excluding any services or materials.