What is the equation and how do you figure it out?

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.

This summer the number of tourists in salem increased 4.5% from last years total of 426000. how many more tourists came to salem this summer

92ft long and 48 wide resurface 2.75$