An old man went to the doctor complaining about his wife's hearing. The doctor suggested a test to find out the extent of the problem. " Stand far behind her and ask her a question.Then slowly move up and see how far you are when she first responses."

The old man, excited to finally find a solution to the problem, arrived at home and saw his wife preparing supper. Standing 20 feet away, the man asked, "Honey, what for supper." When she didn't respond, he tried again at 15 feet,and then 10 feet. Again no response. When he asked her again at 5 feet, she responded. "For the fourth time I'm making lasagna.