In 2004, about 233 million people in the US were aged 14 or older. They consumed, on average, 2.23 gallons of alcohol per person. Use scientific notation to estimate the total number of gallons of alcohol consumed by this age group. What is the formula for solving this problem?

Answer 1

done by drwls way back in 2011

http://www.jiskha.com/display.cgi?id=1322105583