Question 920818
You don't know the cost of a gallon of ice cream
You can make uyp any cost like $1 / gal
{{{ 8*1 = 8 }}} dollars for 2008
{{{ 7*1 = 7 }}} dollars for 2009
The AMOUNT of the decrease in sales is:
{{{ 8 - 7 = 1 }}} dollar
The FRACTION of the decrease in sales is:
{{{ 1/8 }}}
The PER CENT of the decrease in sales is:
{{{ ( 1/8 )*100 = 12.5 }}} %