Sasha carries a balance on her credit card each month. In May, she decides she wants to use her card to buy a new dishwasher. Which part of the billing cycle should she make her purchase to keep her finance charges to the minimum.

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.