Homebrew PCBs

--- In Homebrew_PCBs@yahoogroups.com, "Roy J. Tellason" 
<rtellason@b...> wrote:
> On Saturday 08 May 2004 12:56 pm, Stefan Trethan wrote:
> 
> > a dozen inches makes a foot i guess...
> > people liked the dozen dearly in the past.
> 
> It's a matter of convenience for math,  too.  Twelve can be divided 
by 2, 3, 
> 4, or 6,  while 10 can only be divided by 2 or 5.   I think that 
this is also 
> part of the reason why we have 360 degrees in a circle,  because it 
can be 
> divided up so many different ways.

I can see this.

get a dozen rolls and you can evenly feed a bunch of people.  no one 
feels left out.

and then of course there is the bakers dozen which is 13.

Dave