Question

Hadley's softball team has a phone tree in case a game is cancelled.The coach calls 3 players. Then each of those players calls 3 players and so on.How many players will be notified during the 3rd round of calls?





I think it's 27
Ms. Sue
1st round: 3
2nd round: 9
3rd round: 27

You're right.
27
1st round is 3 because 3x1=3
2nd round is 9 because 3x3=9
3rd round is 27 because 9x3=27

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