You love to eat at Chick-Fil-A with your kids and want to collect all of the five new book titles that come randomly included with each kids meal. If the promotion with these books starts today, determine:
The probability that you get a book you don’t have when purchasing the first children’s meal.
The probability that you it takes more than four purchases in order to get a second title.
The expected total number of children’s meals you would expect to purchase in order to get all five titles.