Name 1. Problem Solvind Activity Module 6 Hint for all these problems: determine how many positions you are trying to fill and how many choices there are for each spot. 1. How many five-digit zip codes can be formed? 2. How many 6-person line-ups can be formed from 20-player volleyball roster, assuming every player can be assigned to any position? 2. How many different birth orders with respect to gender are possible in a family of 6 children? {For example, BBBGGG and BGBGGG are different orders.) 3. A seven-digit phone number in the United States consists of a threedigit exchange followed by a four-digit number. a) The first digit of the exchange is not allowed to be a zero or a one. How many seven- digit numbers can be formed? Can a city of 2 million people be served by a single area code? Explain