Alana has been keeping an eye on an emerald ring she likes. Its original price was $39,220. After being marked down for a clearance sale, it is now $21,571. By what percent has the price of the ring gone down?

Anew movie is released each year for 14 years to go along with a popular book series. each movie is 2 minutes longer than the last to go along with a plot twist. the first movie is 70 minutes long. use an arithmetic series formula to determine the total length of all 14 movies