There are 28 total students in mr. flynn’s class. the ratio of his students who are in the play to those who are not in the play is 2.5. how many of mr. flynn’s students are in the play?

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.