A Gallon of Gasoline Cost $0

question 56

Multiple Choice

A gallon of gasoline cost $0.39 during the summer of 1968 and $3.50 in the summer of 2008. To the nearest tenth of a percent, this is an average annual increase of

• A)5.6%.
• B)7.8%.
• C)3.1%.
• D)31.9%.