Answer to Puzzle Contest (Per Contest Winner):
4 hrs 42 min 51 3/7 sec asuuming they all work at the same pace in reality it will probably take longer depending how close the houses are and how much they gab and if they take longer coffee breaks or if the 2 men are as good workers as the other 4 men. I know I have painted houses. There are too many variables.
Winner: lars loveridge