answersLogoWhite

0

It depends on the context.

Some possibilities:

In the UK it could refer to a motorway going from London to the South West.

Or it could refer to a measure of money supply in the economy - out of fashion in recent years.

If the 3 were a superscript, it would be a measure of volume.

User Avatar

Wiki User

13y ago

What else can I help you with?