Question

Justin's football team has a phone tree in case a game is cancelled. The coach calls 2 players. Then each of those players calls 2 players, and so on. How many player will be notified during the 2nd round of calls?

Answer 1

As the coach calls two players and those two players call two players each. Then total players called in second round of calls would be four. Which can be calculated by an equation.. 2^n Where n will the round in which the call would be there.