On Fri, 16 Jan 2009 17:06:26 -0800, "Calif Bill"
wrote:

The 7th grade error was confusing the units.
Wayne "approximately 1.1 gal/nautical mile " not approximately 1.1 nautical
mile/gal.

Typographical error. :-)

My mind had it right, the keyboard got it wrong...

That's my story and I'm sticking to it. How else would the range
calculation have come out correctly?