Give stream of consciousness and then the final answer. The population of a bacteria colony doubles every day. If it was started 3 days ago with 3 bacteria and each bacteria lives for 12 days, how large is the colony today?\nOptions:\n(A) 512\n(B) 1024\n(C) 768\n(D) 2048\n(E) 4096
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9 days ago- 2\n8 days ago- 4\n7 days ago- 8\n6 days ago- 16\n5 days ago- 32\n4 days ago- 64\n3 days ago- 128\n2 days ago- 256\nYesterday- 512\nToday- 1024
The final answer: (B).
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