The height of a hot air ballon is tracked as it makes trip from launch to the landing site. Look at the graph to determine what is happening at each labeled segment of the graph

Ian is in training for a national hot dog eating contest on the 4th of july. on his first day of training, he eats 4 hot dogs. each day, he plans to eat 110% of the number of hot dogs he ate the previous day. write an explicit formula that could be used to find the number of hot dogs ian will eat on any particular day.