# A gallon of gas cost $3.50 at the beginning of the month. At the end of the month it cost$3.75. What was the percent change in the price of a gallon of gas?

$0.714$
The price increased from $3.50 to$3.75, an increase of $0.25 To find what percent it is use: ("change")/("original") xx 100% ($0.25)/(\$3.50) xx 100 %
=7.14%