Write your answers using a percent sign (
1. twelve months ago donnie bought shares of stock in a biotechnology company for $25
$30 per share, what is the percent of increase in the value of the stock?
2. last month curtis bought a new mountain bike for $250. in a store advertisement the
the percent of decrease in the value of the mountain bike?
last week hailey sold 40 raffle tickets for a school fundraiser. this week she sold 72 the
number of raffle tickets sold?