Cost of Item
Tax Rate
Amount of Tax
Total Cost
$435

$30.45

Cost of Item
Tax Rate
Amount of Tax
Total Cost
$435
nothing%
$30.45
$
nothing
(Simplify your answer. Round to the nearest cent as needed.)

While on a train trip, marsha noticed that there were 35 people in her train car. after the next stop, there were only 21 people in her car. if p represents the percent decrease in the number of people in marsha's train car, what is p?