Up until 1965, all United States dimes, quarter dollars and half dollars were made of 90% silver and 10% copper. The Coinage Act of 1965 changed the compositions of these coins to reduce or eliminate their silver content because the price of silver had risen above the face value of the coins.
The annual cost of gasoline for the average family is now almost $3,100. That's up more than 50 percent from just under $2,000 a year in 2009 and is a 6.7-percent increase from the consumer advocacy group's last survey just two months ago.The cost is based on an anticipated annual average cost of $3.70 per gallon of unleaded regular gas this year.hat's up more than 50 percent from just under $2,000 a year in 2009 and is a 6.7-percent increase from the consumer advocacy group's last survey just two months ago. The cost is based on an anticipated annual average cost of $3.70 per gallon of unleaded regular gas this year.
(WASHINGTON, September 21, 2015) Todayâs national average price for regular unleaded gasoline marks the lowest price for this date since 2004, and prices continue to march lower. The national average has dropped for 35 consecutive days for a total savings of 38 cents per gallon over this span. The national average price of gas in September was $2.34 per gallon, which was the lowest monthly average since February 2015. 2  By comparison, the average price of gas in September 2014 was $3.39 per gallon.