VERY HARD RIDDLE!


3 men = 6 days = 3 holes
0.5 men = 6 days = 0.5 holes
0.5x6 men = 6/6 days = 0.5 holes
3 men = 1 day = 0.5 holes


3 men = 6 days = 3 holes
0.5 men = 6 days = 0.5 holes
0.5x6 men = 6/6 days = 0.5 holes
3 men = 1 day = 0.5 holes