In a class of students, the following data table summarizes how many students have a brother or a sister. What is the probability that a student has
a sister given that they have a brother?
Has a brother Does not have a brother
Has a sister
3
2
Does not have a sister
6
18

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.