2) Using Table 3.2 on page 167, answer the following questions:

a) Suppose it cost $30 to fill your gas tank in 1995.How much was the same amount of gas in 1975?

b) How much was the same amount of gas in 2015?

TABLE 3.2 Average Gasoline Prices (per gallon) Price as a Percentage Price Index Year Price of 1985 Price (1985 = 100) 1965 $0.31 25.8% 25.8 1975 $0.57 47.5% 47.5 1985 $1.20 100.0% 100.0 1995 $1.21 100.8% 100.8 2005 $2.31 192.5% 192.5 -.44.544565444 2015 $2.52 210.0% 210.0 Source: U.S. Department of Energy; prices are the year-long average for all grades of gasoline