SOLUTION: An ice cream truck vendor sold 8 gallons of ice cream a day during the summer of 2008. In the summer of 2009 he only sold 7 gallons a day. What percent did his sales decrease?

Question 920818: An ice cream truck vendor sold 8 gallons of ice cream a day during the summer of 2008. In the summer of 2009 he only sold 7 gallons a day. What percent did his sales decrease?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
You don't know the cost of a gallon of ice cream
You can make uyp any cost like $1 / gal
dollars for 2008
dollars for 2009
The AMOUNT of the decrease in sales is:
dollar
The FRACTION of the decrease in sales is:

The PER CENT of the decrease in sales is:
%
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