Need help please answer these 3

Round your answers to the thousandth place, minimum, unless stated differently in the problem. 1. Suppose you are going to open three new stores in different cities and you have narrowed the possible cities to these nine: Nashville, Chicago, Denver, Tucson, Budapest, Boston, Prague, Madrid, and Perth. If the order of starting the new stores does matter because it inuences building costs, how many different ways could you start four new stores? Show your calculations. Hint: I doubt I will ever get a \"Perm\" with such little amounts of hair. 2. Based on the data in Problem #1, suppose that now you don't care what order you start your new stores. How many different ways could you start four new stores? Show your calculations. Hint: \"Combos\" are not just for fast food anymore! 3. Suppose your business does advertising and promotions for clients. You survey some of your clients regarding their satisfaction levels of your work. You get the following feedback: Satisfaction Levels Number of Clients Angry 15 Undersatised l 6 Completely satised 12 Very happy 13 What is the probability that any random client will be less than completely satised? Show your calculations. Hint: A special rule may come in handy