One day you warm up (on a bike) for 15 minutes at a rate or 0.1 miles per 25 seconds and then you ride hard for 12 miles. what total distance did u cover?

In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?