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Math Puzzles and Arithmetic Operations

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Multiple Choice

which answer represents the fibonacci sequence?

  1. 2,4,6,10,18,22...
  2. 1,1.1,1.2,1.3,1.4,1.5,1.6...
  3. 1,1,2,3,5,8,13,21...
  4. 1,3,5,7,9,11,13,15...