Answer

For those of you who are still scratching your heads after reading the Duke's answer, I have posted the explanation that Marilyn does so well.

Marilyn

Here is a little math problem (straight from the Parade in the Sunday paper) for those of you who like this sort of thing. I do this also to break the monotony of family photos which I have been doing to catch up from last week. So are any of you game? If you read her column, I suppose you won't have any trouble with this.