10 cents
Actually, quite high for 1980. In 1980, the US national average price of a gallon of regular gasoline was $1.25. That is equal to about $3.31 per gallon in 2010 dollars.
124.5 nominal 3.25 real
The average price for gas in New York is 4.161 and in Pennslyvania is 3.984. A good resource for gas prices is http://www.newyorkgasprices.com/Prices_Nationally.aspx
In 1980, the average price per gallon of regular unleaded gas was $1.25
1.16
In 2008 gas prices were, on average, around $3.09
it was about a $1.28 cents a gallon
$3.35
Average .28-.32/gallon
1.24 per gallon average
Gas prices are usually the same or sometimes a bit more compared to gas prices in California. The average according to Central America Data is $4.51
One may find the average British gas and electricity prices from the resources on the website UK Power. They also provide a comparison of all the different supplier's prices.