How many cars are in british Columbia?

Approximately 6000.

See the related link below for a complete list of airports, aerodromes, and heliports in BC.

In the fourth quarter of 2010, the population of British Columbia was 4,554,085. Its rate of population growth is 1.2%. It makes up about 13% of the total population of Canada. British Columbia's...

There are 3 volcanoes in the Whistler area. Girabaldi, Cayley, and Meager. There are six more in Northern British Columbia all the way to Yukon (border)

Officially, two. Unofficially, as many as the people understand. I don't they have researched that.