rickross3262 rickross3262

21-02-2020
Mathematics

contestada

Is Dana school closes a phone tree is used contact each students family the secretary calls three families then each family calls 3 other families and so on, how many families will be notified by the sixth round of calls?

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Delta123 Delta123

21-02-2020

Answer:

1*3^6 or 2187

Step-by-step explanation:

1*3=3

3*3=9

9*3=27

27*3=81

81*3=243

243*3=729

729*3=2187

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