In 2010, it cost $3.29 for a gallon of milk, while in 2000, the cost was $2.69.
What is the percent of increase in the price from 2000 to 2010?

22%

Step-by-step explanation:

In 2000, the cost price for a gallon of milk was $2.69

In 2010, it costs $3.29.

Increase = $3.29 - $2.69

= $0.6

% increase =increase/original pricex100%

= $0.6/$2.69 x 100%

= 0.22 x 100

= 22%

Therefore , there was a 22% increase in the price of gallon of milk from 2000 to 2010