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Type: Multiple-Choice
Category: Exponents
Level: Grade 11
Standards: HSF-BF.B.5, HSF-LE.A.4
Author: nsharp1
Created: 4 years ago

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Grade 11 Exponents CCSS: HSF-BF.B.5, HSF-LE.A.4

A certain type of bacteria doubles every hour. If there are 12 bacteria cells to start with, how much time has elapsed if there are now approximately 362 cells?
  1. 3.4 hours
  2. 8.5 hours
  3. 4.9 hours
  4. 0.7 hours